CAMBODIA MARINE EVIDENCE
Sources & attribution
A growing collection of marine research, public datasets and management context. Sources may overlap; catalogue entries are not independent datasets.
KH01Geography: Cambodian coast
Dates: Coral surveys June 2021-December 2022; seagrass December 2021-December 2022; report 2023
Evidence: government report
Access: 46-page original report recovered through ODC mirror; GIS not acquired
Map use: National habitat reference
Limitations: Survey dates vary between components. These historical maps may not represent present-day habitat extent.
Attribution and terms: Verify report reuse terms
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Atlas status: Source identified; document or spatial review pending
About this evidence: Survey dates vary between components. These historical maps may not represent present-day habitat extent.
KH02Geography: Downloaded file contains Preah Sihanouk and Kep
Dates: reference 2018; metadata modified 2021
Evidence: government-derived spatial compilation
Access: SpatiaLite; WMS; CKAN metadata
Map use: Management zones
Limitations: Original 2016 and 2018 decrees support the reported zone areas. The map shows 55 historical ODC digitisations; one invalid source polygon is withheld. Later national-park designation does not certify each old fisheries subzone as current.
Attribution and terms: CC-BY-4.0 in API metadata
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Atlas status: Mapped records available
About this evidence: Original 2016 and 2018 decrees support the reported zone areas. The map shows 55 historical ODC digitisations; one invalid source polygon is withheld. Later national-park designation does not certify each old fisheries subzone as current.
KH03Geography: Cambodia; filter coast
Dates: Catalogue 1993-2023; resource modified 2025-12-21; selected coastal records last updated 2014/2018
Evidence: government-derived spatial compilation
Access: Selected English SQLite downloaded: 89 features
Map use: Protected area polygons
Limitations: Original designations and later 2022–2023 instruments are documented. The displayed ODC polygons are older versions; newer legal area figures are labelled by decree date and are not measurements of these outlines.
Attribution and terms: Verify selected resource licence
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Atlas status: Mapped records available
About this evidence: Original designations and later 2022–2023 instruments are documented. The displayed ODC polygons are older versions; newer legal area figures are labelled by decree date and are not measurements of these outlines.
KH04Geography: Cambodia; coastal subset needed
Dates: described coverage through 2021
Evidence: government-derived spatial compilation
Access: GIS downloads; CKAN
Map use: Community fisheries and conservation areas
Limitations: The collection includes inland fisheries. Catalogue update dates are separate from field observation dates.
Attribution and terms: Catalogue states attribution/share-alike; confirm resource
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Atlas status: Source identified; document or spatial review pending
About this evidence: The collection includes inland fisheries. Catalogue update dates are separate from field observation dates.
KH05Geography: 91 Cambodian reef sites
Dates: surveys 2021-2023; publication 2026
Evidence: peer-reviewed study and deposited data
Access: 91 site summaries and the fish, invertebrate and benthic source tables are acquired. Fish and invertebrate identification-group counts are readable for each site.
Map use: Georeferenced reef condition and community observations
Limitations: Each of the 91 sites was surveyed once; two sites share coordinates. This is a comparison between sites, not repeat monitoring through time.
Attribution and terms: CC-BY-4.0 in repository API
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Atlas status: Mapped records available
About this evidence: Each of the 91 sites was surveyed once; two sites share coordinates. This is a comparison between sites, not repeat monitoring through time.
KH06Geography: Kep and Kampot
Dates: dry-season surveys 2022-2023; publication 2025
Evidence: peer-reviewed field study
Access: Article tables and maps; raw data available from authors
Map use: Seagrass, coral and bivalve distributions
Limitations: Surveys used a 250-metre sampling grid across 62,146 hectares. Original station coordinates and habitat GIS files are not available in the atlas.
Attribution and terms: Confirm raw-data reuse permission
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Atlas status: Source identified; document or spatial review pending
About this evidence: Surveys used a 250-metre sampling grid across 62,146 hectares. Original station coordinates and habitat GIS files are not available in the atlas.
KH07Geography: Trapang Ropov, Preaek Tnaot, Chang Houn; Kampot
Dates: June–November 2021 fieldwork; published 2025
Evidence: journal field study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Community-scale seagrass baseline
Limitations: The paper includes habitat maps. Original seagrass boundary files and transect records are not available in the atlas.
Attribution and terms: Verify article/data terms
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Atlas status: General study area shown
About this evidence: The paper includes habitat maps. Original seagrass boundary files and transect records are not available in the atlas.
KH08Geography: Kep, Kampot and island sites
Dates: multiple years, including historical surveys
Evidence: mixed peer-reviewed and technical report archive
Access: Linked reports and papers; partner-held raw data
Map use: Marine mammals, seahorses, habitats and local livelihoods
Limitations: This archive brings together separate studies and programme reports, with different methods, dates and geographic coverage.
Attribution and terms: Public reading/citation is not blanket dataset permission
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Atlas status: Research programme or source collections
About this evidence: This archive brings together separate studies and programme reports, with different methods, dates and geographic coverage.
GL01Geography: global; Cambodia clip needed
Dates: 1996-2020 observations
Evidence: published remote-sensing dataset
Access: GeoTIFF and vector archives; 51 listed files
Map use: Mangrove extent and change
Limitations: A historical mangrove baseline. The annual Global Mangrove Watch series is available separately for comparisons through time.
Attribution and terms: CC-BY-4.0 in API metadata
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Atlas status: Mapped records available
About this evidence: A historical mangrove baseline. The annual Global Mangrove Watch series is available separately for comparisons through time.
GL02Geography: global tropical reefs; Cambodia coverage must be checked
Dates: layer-specific
Evidence: remote-sensing habitat product
Access: Country/AOI packages; WMS/WFS
Map use: Shallow benthic and geomorphic classes
Limitations: Depth and cloudy water limit satellite coverage. A coral/algae classification does not measure living coral cover or reef health.
Attribution and terms: Layer-specific terms; imagery differs from derived habitat
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: Depth and cloudy water limit satellite coverage. A coral/algae classification does not measure living coral cover or reef health.
GL03Geography: provider-defined Cambodia area 30
Dates: Public archive includes 2024-2026 observations; latest supplied event date 2026-07-18
Evidence: aggregated biodiversity occurrences
Access: Original OBIS records are retained locally. The map now exposes observer, identification, depth, uncertainty and original observation links when supplied. A separate paper is not guaranteed.
Map use: Species occurrence points and survey coverage
Limitations: Locations and identifications come from the contributing archives. Quality flags are retained; 276 records fall outside the map area or lack coordinates.
Attribution and terms: Retain each contributing dataset licence
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Atlas status: Mapped records available
About this evidence: Locations and identifications come from the contributing archives. Quality flags are retained; 276 records fall outside the map area or lack coordinates.
GL04Geography: global; coastal AOI and marine filtering needed
Dates: mixed dates
Evidence: aggregated biodiversity occurrences
Access: Search API; registered DOI downloads
Map use: Additional museum and observation records
Limitations: Records may overlap with OBIS and include inland species. Offshore records are not always assigned a country code.
Attribution and terms: Per-dataset licences
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Atlas status: Source identified; document or spatial review pending
About this evidence: Records may overlap with OBIS and include inland species. Offshore records are not always assigned a country code.
GL05Geography: global; Cambodia AOI needed
Dates: static release documented 2012-2024; API separately versioned
Evidence: modelled vessel activity
Access: Download portal, APIs and BigQuery
Map use: AIS-observed fishing-pressure context
Limitations: Estimates use vessel tracking and models. Many small boats are not tracked, so mapped activity does not represent all fishing.
Attribution and terms: Check selected product terms and access requirements
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: Estimates use vessel tracking and models. Many small boats are not tracked, so mapped activity does not represent all fishing.
GL06Geography: global coastal waters
Dates: v3.1 daily series from 1985
Evidence: satellite environmental monitoring
Access: A regional NOAA Coral Reef Watch v3.1 snapshot dated 27 September 2026 is integrated through the public PacIOOS ERDDAP mirror: 1,486 valid sea cells with DHW, sea-surface temperature and alert codes.
Map use: Temperature anomalies and bleaching heat stress
Limitations: The atlas shows a satellite snapshot dated 27 September 2026. Heat exposure indicates bleaching risk, not observed bleaching.
Attribution and terms: Retain NOAA product attribution and terms
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Atlas status: Mapped records available
About this evidence: The atlas shows a satellite snapshot dated 27 September 2026. Heat exposure indicates bleaching risk, not observed bleaching.
GL07Geography: global; regional subset available
Dates: GEBCO_2026 catalogue identified; contributing survey ages vary
Evidence: compiled gridded terrain
Access: GEBCO WMS metadata and a georeferenced regional image acquired, retrieved 29 September 2026. Numeric grid subset is not yet imported.
Map use: Regional depth context
Limitations: Depth estimates use a 15 arc-second grid with varying source quality. They are not detailed nearshore survey measurements.
Attribution and terms: Check selected release attribution/terms
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Atlas status: Mapped records available
About this evidence: Depth estimates use a 15 arc-second grid with varying source quality. They are not detailed nearshore survey measurements.
GL08Geography: global; Cambodia filter
Dates: versioned releases; WDPA/WD-OECM merged November 2025
Evidence: international protected-area compilation
Access: Download formats and API
Map use: Independent boundary/status cross-check
Limitations: Database entries describe protected areas. Current legal boundaries depend on the relevant Cambodian designation and amendments.
Attribution and terms: Restricted-use terms: https://www.unep-wcmc.org/en/wdpa-data-license
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Atlas status: Source identified; document or spatial review pending
About this evidence: Database entries describe protected areas. Current legal boundaries depend on the relevant Cambodian designation and amendments.
KH09Geography: Kep, Kampot and Koh Kong
Dates: 2020 activity archive; other years available
Evidence: government and regional project reports
Access: Survey, landing-site, larvae and management reports
Map use: Spawning/refugia context, fisheries baselines
Limitations: Local reports describe fisheries refugia. A consistent series of measurements and downloadable boundary files has not been established.
Attribution and terms: Verify report-specific reuse and raw-data terms
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Atlas status: Source identified; document or spatial review pending
About this evidence: Local reports describe fisheries refugia. A consistent series of measurements and downloadable boundary files has not been established.
KH10Geography: Cambodian coastal habitats
Dates: Supplement Table 1: 7 April–3 May 2022 sampling; article online 2024, volume 2025
Evidence: peer-reviewed molecular biodiversity study
Access: Publisher DOCX and XLSX supplements cached; workbook has OTU taxonomy/sample proportional abundance, trait database and cluster definitions. Raw sequence deposit is a separate product.
Map use: Habitat-associated fish detections after processing
Limitations: DNA sequences indicate detection, not numbers of fish. Genetic groups and reference trait lists are not necessarily confirmed species observations.
Attribution and terms: Raw repository metadata records CC BY 4.0; retain publisher supplement terms separately. Included for education/research with attribution.
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Atlas status: Mapped records available
About this evidence: DNA sequences indicate detection, not numbers of fish. Genetic groups and reference trait lists are not necessarily confirmed species observations.
KH11Geography: Thailand and Cambodia; filter Cambodian observations
Dates: publication 2026
Evidence: peer-reviewed observational study
Access: Supplement S1 acquired. Nineteen Cambodian rows are extracted: seven with spawning and twelve with no spawning observed, at Koh Koun and Koh Rong Sanloem.
Map use: Seasonal reproductive observations
Limitations: Nineteen Cambodian supplement rows are available at two approximate island locations. Exact observation coordinates are not supplied; repeat visits may include the same colonies.
Attribution and terms: Article CC BY; verify supplement terms
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Atlas status: General study area shown
About this evidence: Nineteen Cambodian supplement rows are available at two approximate island locations. Exact observation coordinates are not supplied; repeat visits may include the same colonies.
GL09Geography: Cambodian coastal AOI
Dates: scene-specific ongoing archive
Evidence: satellite imagery and catalogue
Access: STAC catalogue and imagery download services
Map use: Coastal change imagery and derived environmental indicators
Limitations: Clouds, tides, depth and cloudy water affect satellite interpretation. Imagery requires a validated habitat classification before it can show habitat extent.
Attribution and terms: Sentinel data terms; service quotas may apply
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Atlas status: Research programme or source collections
About this evidence: Clouds, tides, depth and cloudy water affect satellite interpretation. Imagery requires a validated habitat classification before it can show habitat extent.
GL10Geography: Cambodian and neighbouring marine areas
Dates: EEZ v12 listed; pin selected version
Evidence: research reference boundary compilation
Access: GIS downloads and services
Map use: Regional AOI and boundary context
Limitations: Reference maritime boundaries may include disputed areas. They are not a determination of sovereignty or legal jurisdiction.
Attribution and terms: Review https://marineregions.org/disclaimer.php
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Atlas status: Source identified; document or spatial review pending
About this evidence: Reference maritime boundaries may include disputed areas. They are not a determination of sovereignty or legal jurisdiction.
KH12Geography: mixed geographies; Cambodia subset needed
Dates: multiple years
Evidence: research discovery index
Access: Links to original papers and reports
Map use: Local research bibliography and partner leads
Limitations: A bibliography of related research. Linked studies may already appear elsewhere in the atlas.
Attribution and terms: Use original publisher/data terms
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Atlas status: Research programme or source collections
About this evidence: A bibliography of related research. Linked studies may already appear elsewhere in the atlas.
KH13Geography: Chrouy Pros Bay, Koh Kong
Dates: 2024 sampling; 2025 release
Evidence: research data deposit
Access: 25 site records, 265 sediment-depth rows and 75 biomass-core rows are acquired. Every site now opens its associated measurements and original fields.
Map use: Observed seagrass carbon, sediment and biomass at 25 sites
Limitations: Measurements are linked by site identifier. The original depth table contains coordinate conflicts; map positions use the study's site table.
Attribution and terms: CC BY 4.0
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Atlas status: Mapped records available
About this evidence: Measurements are linked by site identifier. The original depth table contains coordinate conflicts; map positions use the study's site table.
KH14Geography: Cambodia plus Indonesia, Philippines, Sri Lanka and Tanzania
Dates: 2026 paper; survey dates require extraction
Evidence: research data deposit
Access: Figshare lists two CSV files and R analysis code; metadata saved, data not downloaded
Map use: Community-level fisheries dependence and livelihoods
Limitations: The survey covers sampled locations rather than the whole country. The repository title differs from the paper title, but the publisher links the dataset.
Attribution and terms: CC BY 4.0 in dataset metadata
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Atlas status: Source held; detailed mapping incomplete
About this evidence: The survey covers sampled locations rather than the whole country. The repository title differs from the paper title, but the publisher links the dataset.
KH15Geography: Cambodia, Thailand and Myanmar
Dates: 1972-1977 composite baseline
Evidence: archived remote sensing dataset
Access: 60 m cloud-optimized GeoTIFF and analysis-mask shapefile documented; raster not downloaded
Map use: Historical mangrove baseline
Limitations: A historical baseline rather than an annual series. Areas outside the analysis mask were not assessed; comparisons with newer products depend on their methods and resolution.
Attribution and terms: Confirm dataset-specific NASA distribution and citation terms
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: A historical baseline rather than an annual series. Areas outside the analysis mask were not assessed; comparisons with newer products depend on their methods and resolution.
KH16Geography: Cambodian coastal mapping domain
Dates: 1999, 2014, 2018, 2020 and 2022
Evidence: university remote sensing dataset
Access: Cambodia archive acquired and validated. Pond and coastal-wetland polygons are extracted for 1999, 2014, 2018, 2020 and 2022; the map includes a year selector.
Map use: Aquaculture expansion and coastal habitat conversion
Limitations: Five map years are available. The provider labels its 2018 map v5, while the downloaded archive contains v4; the atlas identifies the file version used.
Attribution and terms: Provider page names CC BY 4.0 and non-commercial use; retain both statements. Included for education/research.
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Atlas status: Mapped records available
About this evidence: Five map years are available. The provider labels its 2018 map v5, while the downloaded archive contains v4; the atlas identifies the file version used.
KH17Geography: 243 coastal, river and inland sites in the Cambodian study area
Dates: Published 2024; extract field dates from methods
Evidence: peer-reviewed field study
Access: Paper and supplements; underlying data available on request, per paper page 14
Map use: Litter survey coverage and measured pollution
Limitations: The 243-site total includes different environments, not 243 marine sites. The paper is available; original geotagged survey data are not held in the atlas.
Attribution and terms: Article CC BY-NC-ND 4.0; raw-data reuse terms require agreement
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Atlas status: Source identified; document or spatial review pending
About this evidence: The 243-site total includes different environments, not 243 marine sites. The paper is available; original geotagged survey data are not held in the atlas.
KH18Geography: Cambodia
Dates: Mixed underlying dates; extract per table
Evidence: institutional evidence synthesis
Access: Report download listed; raw GIS not established
Map use: Plastic and waste pressure context; discover underlying monitoring records
Limitations: This synthesis draws on other surveys. National waste totals do not measure the amount of litter entering each marine location.
Attribution and terms: Verify report and underlying-data terms separately
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Atlas status: Source identified; document or spatial review pending
About this evidence: This synthesis draws on other surveys. National waste totals do not measure the amount of litter entering each marine location.
KH19Geography: Transboundary Cambodia and Vietnam
Dates: Mixed historical evidence; record GIS release on acquisition
Evidence: expert-reviewed habitat assessment
Access: Factsheet public; GIS supplied via request under user licence
Map use: Important habitat for dugongs and Irrawaddy dolphins
Limitations: The assessment spans Cambodian and neighbouring waters. Its study area is not a legal protected-area boundary.
Attribution and terms: Non-commercial GIS user licence; other uses require separate consideration
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Atlas status: General study area shown
About this evidence: The assessment spans Cambodian and neighbouring waters. Its study area is not a legal protected-area boundary.
KH20Geography: Peam Krasop Wildlife Sanctuary and Koh Kapik Ramsar site
Dates: 2023 survey; published April 2024
Evidence: primary NGO survey report
Access: Complete report saved; Table 1 yields 20 method-specific sampling positions across 10 stations. The Table 2 checklist has 74 taxonomic entries, retained at the identification level printed by the report.
Map use: Mangrove fauna, nursery habitat and species evidence
Limitations: The atlas includes 20 net-sampling locations and a 74-taxon checklist. Counts for each species at each station are not supplied. The goblinfish paper uses the same campaign.
Attribution and terms: Report copyright; no blanket raw-data licence established
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Atlas status: Mapped records available
About this evidence: The atlas includes 20 net-sampling locations and a 74-taxon checklist. Counts for each species at each station are not supplied. The goblinfish paper uses the same campaign.
KH21Geography: Cambodian coast and islands
Dates: 2023 publication; mixed historical surveys
Evidence: peer-reviewed research synthesis
Access: Full open-access Oryx paper acquired. Its tables, map and methods distinguish interviews, nesting surveys and fisheries bycatch surveys.
Map use: Turtle nesting, fisheries interactions and survey history
Limitations: The research combines surveys, interviews and historical reports. Earlier nesting records do not confirm that beaches remain active today.
Attribution and terms: CC BY 4.0 recorded by NOAA repository
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Atlas status: General study area shown
About this evidence: The research combines surveys, interviews and historical reports. Earlier nesting records do not confirm that beaches remain active today.
KH22Geography: Cambodia; coastal subsets require review
Dates: 2022-2023 fisheries reports; 2024 report and tabulations listed
Evidence: official sample survey
Access: Official PDF reports and XLSX tabulations linked; files not inspected
Map use: Fisheries and aquaculture socioeconomic context
Limitations: The survey includes inland activities. Province statistics depend on sampling weights and sector definitions; these are not vessel tracks or catch locations.
Attribution and terms: Verify NIS reuse and attribution terms
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Atlas status: Source identified; document or spatial review pending
About this evidence: The survey includes inland activities. Province statistics depend on sampling weights and sector definitions; these are not vessel tracks or catch locations.
GL11Geography: Global; regional rectangle tested, not Cambodia-only
Dates: Mixed observation dates; v7.1 service
Evidence: compiled habitat observations
Access: FeatureServer metadata and counts tested: eight points, zero polygons in 102.4,9.5,104.7,12.1 rectangle
Map use: Historical seagrass evidence and coverage gaps
Limitations: The regional query returned eight locations and no habitat polygons, including records in neighbouring waters. This reflects available records rather than habitat absence.
Attribution and terms: UNEP-WCMC general data licence; review redistribution and commercial-use restrictions
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Atlas status: Source held; detailed mapping incomplete
About this evidence: The regional query returned eight locations and no habitat polygons, including records in neighbouring waters. This reflects available records rather than habitat absence.
GL12Geography: Global; Cambodian pixels not yet checked
Dates: Confirm acquisition epochs and version from original product
Evidence: remote sensing habitat classification
Access: ImageServer and dataset download route listed; API item metadata saved
Map use: Intertidal mudflat habitat context
Limitations: This tidal-flat product is listed as a potential source. Cambodian coverage has not yet been assessed for use in the atlas.
Attribution and terms: CC BY 4.0 in service metadata
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: This tidal-flat product is listed as a potential source. Cambodian coverage has not yet been assessed for use in the atlas.
GL13Geography: Global, including Cambodian coastal tiles
Dates: Annual 1985-2025; release 2026-07-13
Evidence: remote sensing dataset; newer version of GL01
Access: All 41 annual GMW v4.1.12 classifications (1985–2025) are integrated from the JAXA regional distribution and clipped to the provider country boundary within the atlas window. Display images use 60 m Web Mercator maximum-presence resampling; a 41-band native 30 m GeoTIFF is downloadable. National accuracy-corrected estimates remain separate.
Map use: Replace older mangrove baseline after validation; consistent-version change analysis
Limitations: All 41 annual maps and national estimates are available. Early years include infilled observations. Original 30-metre raster files provide more detail than the map display.
Attribution and terms: CC BY 4.0
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Atlas status: Mapped records available
About this evidence: All 41 annual maps and national estimates are available. Early years include infilled observations. Original 30-metre raster files provide more detail than the map display.
GL14Geography: Southeast Asia; Cambodian spatial coverage needs checking
Dates: 2001-2022; study 2025
Evidence: research data deposit
Access: Two XLSX files and two spatial ZIP archives listed; metadata saved
Map use: Habitat conversion classes and carbon-emission context
Limitations: The file descriptions contain conflicting mangrove and peatland legends. Cambodian estimates have not been validated for display.
Attribution and terms: CC BY 4.0
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: The file descriptions contain conflicting mangrove and peatland legends. Cambodian estimates have not been validated for display.
KH23Geography: Four coastal provinces and wider national context
Dates: Draft 2025-12-21; mixed underlying dates
Evidence: regional project technical synthesis; fourth draft
Access: 122-page report and 88-page annex downloaded; no original GIS acquired
Map use: Trace newer habitat, fisheries and pollution evidence
Limitations: This report references draft habitat assessments and contains inconsistent citation labels. Its national figures require confirmation against the original studies.
Attribution and terms: Verify report and underlying source terms
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Atlas status: Source held; detailed mapping incomplete
About this evidence: This report references draft habitat assessments and contains inconsistent citation labels. Its national figures require confirmation against the original studies.
KH24Geography: Prey Nob, Preah Sihanouk
Dates: Instrument 2022-12-26; catalogue upload 2024-07-19
Evidence: government instrument catalogued by ODC
Access: Five-page Khmer original PDF acquired; current consolidated GIS not established
Map use: Management-area coverage newer than KH02
Limitations: Prakas No. 504 of 26 December 2022 establishes 10,923 ha. Its annex includes a boundary map in WGS 84 / UTM zone 48N. The atlas has not reconstructed a current consolidated polygon.
Attribution and terms: Retain source-document attribution and terms
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Atlas status: Source held; detailed mapping incomplete
About this evidence: Prakas No. 504 of 26 December 2022 establishes 10,923 ha. Its annex includes a boundary map in WGS 84 / UTM zone 48N. The atlas has not reconstructed a current consolidated polygon.
KH25Geography: Cambodian coast and four provinces
Dates: Kampot sheet copyright 2022; catalogue upload July 2024; observation dates unresolved
Evidence: government cartographic products hosted by ODC
Access: Four provincial PDF maps acquired; national PDF transfer incomplete; original vector geometries not established
Map use: Seagrass extent reference and route to original GIS
Limitations: The Kampot sheet carries a 2022 copyright date without an explicit survey date. Map images may share observations with earlier surveys.
Attribution and terms: Catalogue: no licence given; Kampot sheet credits FAO CAPFISH 2022
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Atlas status: Source held; detailed mapping incomplete
About this evidence: The Kampot sheet carries a 2022 copyright date without an explicit survey date. Map images may share observations with earlier surveys.
KH26Geography: Kep Archipelago
Dates: Fieldwork 2023-01-20 to 2023-02-24; papers 2025
Evidence: two journal papers sharing a field campaign
Access: Full journal issue saved. Published environmental measurements at 14 stations and five paired logger summaries are extracted from Annex 2 (printed p.156 / PDF p.68). Raw 10-minute logger files remain unavailable in this collection.
Map use: Benthic habitats and sediment biology
Limitations: Environmental summaries cover 14 stations, including five paired logger summaries. Original ten-minute logger files and detailed species-count tables are not available here.
Attribution and terms: Verify full-data reuse terms; retain article attribution
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Atlas status: Mapped records available
About this evidence: Environmental summaries cover 14 stations, including five paired logger summaries. Original ten-minute logger files and detailed species-count tables are not available here.
KH27Geography: Kampot coast
Dates: 2024 observations; paper 2025
Evidence: journal observations
Access: Paper pp. 98-111; underlying sighting archive not acquired
Map use: Recent marine mammal records
Limitations: Reported behaviour describes individual cases rather than population size.
Attribution and terms: Verify reuse terms
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Atlas status: General study area shown
About this evidence: Reported behaviour describes individual cases rather than population size.
KH28Geography: Kampot monitoring; wider Cambodian coastal stranding network
Dates: Monitoring since 2024; provider describes two years of data, exact end date unconfirmed
Evidence: active research programme; partner-held records
Access: Provider describes boat/land surveys, photo-ID and distribution data; public row download not found
Map use: Recent marine mammal distribution, effort and mortality evidence
Limitations: The organisation collects survey and community reports. Public release and completeness vary between datasets.
Attribution and terms: Partner-held; obtain data-sharing terms
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Atlas status: Research programme or source collections
About this evidence: The organisation collects survey and community reports. Public release and completeness vary between datasets.
KH29Geography: Five community fisheries in Cambodia
Dates: Baseline November-December 2023; participatory work September-November 2024
Evidence: programme field assessment
Access: Report methods indexed; direct PDF returned 404; household data not acquired
Map use: Community livelihoods and climate vulnerability
Limitations: The reports combine a quantitative baseline and later community evidence. Differences in sampling methods limit direct comparisons.
Attribution and terms: Verify provider terms
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Atlas status: Source identified; document or spatial review pending
About this evidence: The reports combine a quantitative baseline and later community evidence. Differences in sampling methods limit direct comparisons.
KH30Geography: Cambodian islands, including Koh Tang
Dates: Mission reported 2025-04-24
Evidence: government news report of completed research
Access: Research activity confirmed; report, station table and GIS release not found
Map use: Lead for surveys newer than the integrated 2021-2023 reef campaign
Limitations: The announcement describes a research programme; it does not provide station-level results or an original dataset.
Attribution and terms: Not an open-data release
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Atlas status: Research programme or source collections
About this evidence: The announcement describes a research programme; it does not provide station-level results or an original dataset.
KH31Geography: Cambodian coast
Dates: Field dates and component releases unresolved
Evidence: research-holder programme description
Access: Coast-wide assessment described; consolidated raw release not located
Map use: Lead for mangrove carbon and additional seagrass sampling
Limitations: This may describe work already represented by the Chrouy Pros Bay carbon study. It is not yet established as a separate dataset.
Attribution and terms: Partner-held; terms unresolved
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Atlas status: Research programme or source collections
About this evidence: This may describe work already represented by the Chrouy Pros Bay carbon study. It is not yet established as a separate dataset.
KH32Geography: Cambodia; marine/inland distinction required
Dates: 2025 profile includes production through 2023
Evidence: regional fisheries organisation compilation
Access: Tables and references indexed; direct page retrieval intermittent
Map use: Newer fisheries statistics and institutional source trail
Limitations: A profile published in 2025 may cite older catch statistics. Inland production, marine catch and aquaculture are separate measures.
Attribution and terms: Verify provider and original FiA terms
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Atlas status: Source identified; document or spatial review pending
About this evidence: A profile published in 2025 may cite older catch statistics. Inland production, marine catch and aquaculture are separate measures.
KH33Geography: Kep Archipelago
Dates: Online 2022; journal issue 2023; field dates need confirmation
Evidence: peer-reviewed acoustic and visual habitat mapping
Access: NERC repository PDF acquired; paper states data available from corresponding author on reasonable request
Map use: Earlier sonar-based habitat baseline and method comparison
Limitations: A historical account whose publication date differs from its fieldwork dates. Later mapping may cover some of the same areas.
Attribution and terms: Article CC BY 4.0; raw data terms to confirm
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Atlas status: General study area shown
About this evidence: A historical account whose publication date differs from its fieldwork dates. Later mapping may cover some of the same areas.
KH34Geography: Five sites around Koh Sdach
Dates: December 2014–April 2021 observations; 2022 publication
Evidence: peer-reviewed field study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Site-level sightings, size and habitat through time
Limitations: Citizen-science diving effort varied through time. The published tables do not contain the complete dive log, limiting trend comparisons.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Citizen-science diving effort varied through time. The published tables do not contain the complete dive log, limiting trend comparisons.
KH35Geography: Kep Archipelago
Dates: November 2017–November 2020; published 2022
Evidence: peer-reviewed field study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Ten reported fatal strandings and associated examination evidence
Limitations: Strandings are records of dead animals, not sightings of live dolphins. Some events also appear in earlier publications.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Strandings are records of dead animals, not sightings of live dolphins. Some events also appear in earlier publications.
KH36Geography: Kep coastal waters
Dates: August 2018–June 2019; published 2020
Evidence: peer-reviewed methods and field study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Observation effort and C-POD detections
Limitations: Acoustic detections show dolphin activity during recorder deployments, not the number of individual dolphins.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Mapped records available
About this evidence: Acoustic detections show dolphin activity during recorder deployments, not the number of individual dolphins.
KH37Geography: Koh Rong Archipelago
Dates: 161 patrols June 2016–March 2017; household survey March 2017; published 2018
Evidence: peer-reviewed management study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Fishing violations, patrol effort and local perceptions
Limitations: Patrol coverage and detection effort affect where violations were recorded. Areas without records may still have fishing activity.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Patrol coverage and detection effort affect where violations were recorded. Areas without records may still have fishing activity.
KH38Geography: Kep islands, including Koh Seh, Koh Pou and Koh Tonsay
Dates: Reefs 2014/15 and 2017; seagrass 2018; published 2019
Evidence: peer-reviewed field study
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Earlier habitat condition and survey coverage
Limitations: Some observations may also appear in MCC reports. Differences in sampling methods and effort limit comparisons through time.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Some observations may also appear in MCC reports. Differences in sampling methods and effort limit comparisons through time.
KH39Geography: Mondul Bei fish landing, Preah Sihanouk
Dates: Specimen July 2025; publication 2026
Evidence: peer-reviewed taxonomic record
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Voucher-backed species record and landing-site evidence
Limitations: The recorded location is a fish landing site. The original capture location is not confirmed.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: The recorded location is a fish landing site. The original capture location is not confirmed.
KH40Geography: Peam Krasop Wildlife Sanctuary
Dates: Seven specimens, 3–7 June 2023; publication 2025
Evidence: peer-reviewed taxonomic record
Access: The full article is available here, with a reviewed summary and original methods. Detailed event-level extraction may remain incomplete.
Map use: Material-examined coordinates, vouchers and habitat
Limitations: Seven specimens are reported; they do not necessarily represent seven separate sampling stations.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Mapped records available
About this evidence: Seven specimens are reported; they do not necessarily represent seven separate sampling stations.
KH41Geography: Koh Rong, Koh Kon and Koh Rong Samloem
Dates: February 2010–February 2011; published 2011
Evidence: peer-reviewed field study
Access: 2011 journal issue cached; article printed pages 114–121, PDF pages 40–47
Map use: 37 survey sites; Reef Check substrate, fish, invertebrates and bleaching
Limitations: Original station records are not available here. Observations may overlap with the 2010–2012 surveys used in the marine reserve design study.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: Original station records are not available here. Observations may overlap with the 2010–2012 surveys used in the marine reserve design study.
KH42Geography: Koh Rong Archipelago
Dates: April–May 2013 and March 2014; published 2014
Evidence: peer-reviewed field study; author-posted copy
Access: Author-copy methods located; government issue download failed
Map use: Six sites/30 transects in 2013; nine sites/45 transects in 2014
Limitations: Survey coverage differs between rounds. Mapped areas are partial coverage, not national totals or a directly comparable change series.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: Survey coverage differs between rounds. Mapped areas are partial coverage, not national totals or a directly comparable change series.
KH43Geography: Koh Rong Archipelago
Dates: 2010–2012 ecological inputs; published 2014
Evidence: peer-reviewed spatial planning study
Access: Article indexed and author copy identified; issue retrieval failed
Map use: 156 ecological survey locations, participatory information and zoning design
Limitations: Proposed reserve designs are not current legal boundaries. Their ecological inputs may overlap with other Coral Cay surveys.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: Proposed reserve designs are not current legal boundaries. Their ecological inputs may overlap with other Coral Cay surveys.
KH44Geography: Prek Thnot and Trapaing Ropov, Kampot
Dates: November 2019 fieldwork; report September 2020
Evidence: primary NGO survey report with university record
Access: University metadata and report access route verified; 47-page report not cached
Map use: Habitat stations, dolphins and proposed conservation areas
Limitations: The report includes proposed no-take areas. These are distinct from legally established zones.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The report includes proposed no-take areas. These are distinct from legally established zones.
KH45Geography: Phone Thmey, Kep
Dates: 2024–2025 activities; published 2026
Evidence: peer-reviewed intervention study
Access: Open article and PDF link verified
Map use: Intervention locations and monitoring evidence
Limitations: The abstract contains conflicting dates. The study concerns artificial seaweed structures, not mapped natural seagrass habitat.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The abstract contains conflicting dates. The study concerns artificial seaweed structures, not mapped natural seagrass habitat.
KH46Geography: Regional programme, including Cambodian landings
Dates: Regional 2015–2016 programme and Cambodian 2018–2019 phase
Evidence: regional government research report
Access: Terminal report and 2022 summary located; PDF retrieval failed
Map use: Species, length, sex and weight at landing sites
Limitations: The 33,495 specimens are a regional total, not a Cambodian total. Landing locations are distinct from capture locations.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The 33,495 specimens are a regional total, not a Cambodian total. Landing locations are distinct from capture locations.
KH47Geography: Kampong Bay, Tomnob Rolork and Koh Sdach landing sites
Dates: 2003–2004 observations; report 2006
Evidence: government fisheries research report
Access: Primary repository document indexed; direct retrieval failed
Map use: Historical species and biological landing records
Limitations: A historical fisheries baseline recorded at landing sites. Catch interpretation depends on the gear and fishing effort reported.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: A historical fisheries baseline recorded at landing sites. Catch interpretation depends on the gear and fishing effort reported.
KH48Geography: Gulf of Thailand: Cambodia, Thailand and Vietnam
Dates: 2018 cruise; Cambodian leg dates require station-level verification
Evidence: government research cruise report
Access: Planning and evaluation reports are available in the research collection. Twenty-four planned Cambodian station locations have been recovered; their correspondence with actual sampling stations remains unconfirmed.
Map use: Offshore fisheries and environmental stations
Limitations: Twenty-four planned Cambodian station coordinates have been recovered. Their correspondence with actual cruise stations and measurements is still unconfirmed.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Twenty-four planned Cambodian station coordinates have been recovered. Their correspondence with actual cruise stations and measurements is still unconfirmed.
KH49Geography: Kep refugia and fishing communities
Dates: Published 2021; underlying tables have mixed dates
Evidence: government fisheries site profile
Access: Full 28-page profile cached
Map use: Blue swimming crab, fishing fleets, landing and community context
Limitations: The profile combines sources from different dates and distinguishes proposed management from existing designations.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: The profile combines sources from different dates and distinguishes proposed management from existing designations.
KH50Geography: Koh Kong fisheries refugia
Dates: Published June 2021; underlying dates require extraction
Evidence: government fisheries site profile
Access: Primary repository metadata and 27-page report identified; file not cached
Map use: Short mackerel, habitat, landings and fisheries management
Limitations: The profile draws on official statistics that may also appear elsewhere. Current legal boundaries have not been independently confirmed.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The profile draws on official statistics that may also appear elsewhere. Current legal boundaries have not been independently confirmed.
KH51Geography: Cambodia in regional statistical system
Dates: Series from 1978 onward; latest Cambodian row year not queried
Evidence: official statistical series
Access: Public provider database verified; Cambodia extraction pending
Map use: Marine capture, fleet and production context
Limitations: National submissions may overlap with FAO statistics. Inland fishing, marine capture and aquaculture are separate series.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: National submissions may overlap with FAO statistics. Inland fishing, marine capture and aquaculture are separate series.
KH52Geography: Cambodian marine fisheries
Dates: 1950–2010 reconstruction; paper 2014
Evidence: research catch reconstruction
Access: Full 13-page working paper cached
Map use: Long-term catch reconstruction and uncertainty
Limitations: Catch reconstructions include modelled unreported catches alongside reported data. They are not direct measurements of all landings.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: Catch reconstructions include modelled unreported catches alongside reported data. They are not direct measurements of all landings.
KH53Geography: Kompong Som Bay and inflowing rivers
Dates: Published 2021; field dates unresolved
Evidence: peer-reviewed laboratory and field study
Access: Primary abstract indexed; full tables and coordinates not acquired
Map use: 42 seafloor and eight river sediment samples, six reported metals
Limitations: The study includes river and marine sediment samples. Sampling dates, units and laboratory detection limits matter when comparing results.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The study includes river and marine sediment samples. Sampling dates, units and laboratory detection limits matter when comparing results.
KH54Geography: Kampot estuary and provincial-office coastal station
Dates: 2003 observations
Evidence: government-supplied environmental archive
Access: Original HTML tables cached
Map use: Water parameters and sediment/fish heavy-metal baseline
Limitations: A historical food-contamination study with no verified exact sample coordinates. It does not establish current seafood safety.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: A historical food-contamination study with no verified exact sample coordinates. It does not establish current seafood safety.
KH55Geography: Sihanoukville port and surrounding waters
Dates: Mixed survey rounds, including 2011 and 2015; other dates require table-level extraction
Evidence: official project environmental assessment
Access: Full assessment acquired. Table 11.7-2 is extracted into 18 sample rows across six stations and three water layers.
Map use: Water chemistry, sampling depth, sediment and project impact monitoring
Limitations: Measurements cover the port project area. The report flags a possible laboratory error in total suspended solids in Table 11.3-4.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Measurements cover the port project area. The report flags a possible laboratory error in total suspended solids in Table 11.3-4.
KH56Geography: Cambodian coastal and marine fisheries project 53261-001
Dates: July–December 2025 reporting; published May 2026
Evidence: official project environmental monitoring report
Access: Public provider metadata and document identified; direct access returned HTTP 403
Map use: Recent environmental compliance and monitoring evidence
Limitations: The exact monitoring report has not been obtained. Its reporting period alone does not confirm when field observations were collected.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: The exact monitoring report has not been obtained. Its reporting period alone does not confirm when field observations were collected.
KH57Geography: Koh Tonsay, Kep
Dates: June 2023 assessment; underlying survey dates unresolved
Evidence: official project environmental assessment
Access: Provider lists four report components; not downloaded
Map use: Project baseline, impacts and monitoring locations
Limitations: Environmental assessments combine baseline observations, predicted impacts and planned monitoring. The recovered August 2021 report is an earlier version than the June 2023 update.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: Environmental assessments combine baseline observations, predicted impacts and planned monitoring. The recovered August 2021 report is an earlier version than the June 2023 update.
KH58Geography: Cambodian coast
Dates: Report labelled 2018; copyright December 2019; underlying sources mixed
Evidence: national institutional synthesis
Access: Full 208-page report cached
Map use: National context and a reference trail to sector datasets
Limitations: National reports may repeat earlier studies. Posting dates are separate from the dates of the underlying observations.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: National reports may repeat earlier studies. Posting dates are separate from the dates of the underlying observations.
KH59Geography: Koh Kapik, Koh Kong; Ramsar site 998
Dates: Designation 1999; information sheet updated 20 April 2012
Evidence: international wetland designation record
Access: Full 11-page information sheet cached
Map use: Designation identity, habitat description and historical site context
Limitations: A historical Ramsar information sheet. Ramsar designation and national management zones have different boundaries and purposes.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: A historical Ramsar information sheet. Ramsar designation and national management zones have different boundaries and purposes.
KH60Geography: Stung Kampong Smach; marine and terrestrial components
Dates: Last assessment shown: 2012
Evidence: expert biodiversity site assessment
Access: Public factsheet verified; exact GIS not acquired
Map use: Scientifically important area, triggers and assessment date
Limitations: Key Biodiversity Area status identifies ecological importance rather than legal protection. The centre point does not show its boundary.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: General study area shown
About this evidence: Key Biodiversity Area status identifies ecological importance rather than legal protection. The centre point does not show its boundary.
KH61Geography: Four coastal provinces of Cambodia
Dates: Published 2019; image epochs require methods verification
Evidence: peer-reviewed remote sensing study
Access: Publisher abstract verified; source rasters not acquired
Map use: Independent mangrove change methods and provincial comparisons
Limitations: Mangrove estimates depend on image dates, habitat definitions and classification accuracy. They are not directly interchangeable with Global Mangrove Watch estimates.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: Mangrove estimates depend on image dates, habitat definitions and classification accuracy. They are not directly interchangeable with Global Mangrove Watch estimates.
KH62Geography: Peam Krasop Wildlife Sanctuary
Dates: Sentinel-2 analysis 2015–2020; thesis 2021
Evidence: university thesis
Access: University repository metadata verified; raw rasters not acquired
Map use: Local classification and modelled inundation scenarios
Limitations: Observed land-cover change and projected future scenarios are separate results. Comparisons with other maps depend on their validation and methods.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source identified; document or spatial review pending
About this evidence: Observed land-cover change and projected future scenarios are separate results. Comparisons with other maps depend on their validation and methods.
GL15Geography: Global, with country and fishing-area dimensions
Dates: Global capture series 1950–2024; 2026 release
Evidence: official global statistical dataset
Access: Provider file index cached; 2026.1.0 global production package listed; Cambodia rows not extracted
Map use: Cambodian marine capture by year and taxon
Limitations: Global coverage through 2024 does not confirm that every Cambodian series is complete. Marine capture, inland capture and aquaculture are reported separately.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: Global coverage through 2024 does not confirm that every Cambodian series is complete. Marine capture, inland capture and aquaculture are reported separately.
GL16Geography: Southeast Asia, including Cambodia
Dates: 2000–2020 source window; Cambodian inputs include 2014 work; publication 2021
Evidence: peer-reviewed regional spatial synthesis
Access: Full article HTML cached; underlying GIS supplement not yet acquired
Map use: Regional distribution references and linked source geometry
Limitations: The review found no Cambodian seagrass-bed time series. Regional decline estimates do not establish a national Cambodian trend.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Source held; detailed mapping incomplete
About this evidence: The review found no Cambodian seagrass-bed time series. Regional decline estimates do not establish a national Cambodian trend.
GL17Geography: Global grid covering Cambodian offshore waters
Dates: From 1993; daily catalogue extent displayed through 23 June 2026 at review
Evidence: global ocean reanalysis
Access: Fifty complete public Copernicus model samples for May 2026 are integrated with salinity and eastward/northward current components near 0.49 m depth. Original query links are retained.
Map use: Temperature, salinity, currents and sea level at roughly 1/12 degree
Limitations: Model samples for May 2026 are available. The atlas does not yet include the complete regional time series.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Mapped records available
About this evidence: Model samples for May 2026 are available. The atlas does not yet include the complete regional time series.
GL18Geography: Global 0.25-degree grid including Cambodian offshore waters
Dates: From 1993 to rolling recent endpoint; verify downloaded version
Evidence: global biogeochemical hindcast
Access: Official product manual and subset route verified; no Cambodian extract
Map use: Oxygen, nutrients, carbonate system, chlorophyll and production
Limitations: A historical ocean model, not local water-quality observations. Its grid is too coarse to define fine coastal management boundaries.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: A historical ocean model, not local water-quality observations. Its grid is too coarse to define fine coastal management boundaries.
GL19Geography: Global oceans and Cambodian coastal scene coverage
Dates: Sensor-specific multi-year records; choose exact mission and processing release
Evidence: multi-mission satellite ocean-colour product family
Access: Official product algorithm documentation verified; Cambodian scenes not downloaded
Map use: Surface chlorophyll patterns and time-series context
Limitations: Clouds, shallow seabeds and turbid water affect satellite estimates. Chlorophyll is an indicator of algae, not a laboratory nutrient measurement.
Attribution and terms: Retain source attribution and source-specific terms; no new blanket licence inferred. Included for education/research.
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Atlas status: Spatial product; acquire and validate regional extract
About this evidence: Clouds, shallow seabeds and turbid water affect satellite estimates. Chlorophyll is an indicator of algae, not a laboratory nutrient measurement.
KH63Geography: Kep and Kampot
Dates: 2023 report; some surveys may also appear in related publications.
Evidence: technical survey report
Access: The 44-page technical report is available below, including habitat maps and provincial summaries. Original survey GIS files have not yet been obtained.
Map use: Province summaries, seaweed and shellfish habitat evidence
Limitations: Survey maps and provincial habitat summaries are available in the report. Map pins identify the study areas; original survey GIS files have not yet been obtained.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: General study area shown
About this evidence: Survey maps and provincial habitat summaries are available in the report. Map pins identify the study areas; original survey GIS files have not yet been obtained.
KH64Geography: Kep coastal waters and broader Gulf region
Dates: Report 2022; multiple satellite time series, not 2022 field samples
Evidence: research institute report
Access: The report and 26 historical satellite data arrays have been recovered. Quality assessment of the grids is in progress before display.
Map use: Seasonal temperature, chlorophyll and turbidity context
Limitations: Historical Cambodian satellite grids have been recovered and are awaiting quality assessment. Resolution varies by sensor; the report's 60-metre demonstration concerns Da Nang, Vietnam.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: General study area shown
About this evidence: Historical Cambodian satellite grids have been recovered and are awaiting quality assessment. Resolution varies by sensor; the report's 60-metre demonstration concerns Da Nang, Vietnam.
KH65Geography: Cambodian coast and Phu Quoc, Vietnam
Dates: Fieldwork 2002 and 2004; publication 2009
Evidence: peer-reviewed survey and interview study
Access: Public paper and published survey coverage inspected. Raw flight tracks were not obtained.
Map use: Historical seagrass, interview evidence and survey coverage
Limitations: The aerial surveys detected no dugongs or feeding trails. Interview reports and survey routes are distinct from confirmed sightings.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: General study area shown
About this evidence: The aerial surveys detected no dugongs or feeding trails. Interview reports and survey routes are distinct from confirmed sightings.
KH66Geography: Peam Krasop, Koh Yor and Chrouy Pras, Koh Kong
Dates: March 2019–March 2020; July 2019 sampling cancelled; report September 2020
Evidence: Fisheries Administration technical report
Access: Both public reports are acquired. Monthly counts, family totals and station totals are extracted; malformed coordinates remain unresolved.
Map use: Seasonality and sampled fish-family composition
Limitations: Monthly and fish-family totals are available. Ambiguous and incomplete coordinates prevent exact station mapping. Related 2019–2020 reports overlap.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: General study area shown
About this evidence: Monthly and fish-family totals are available. Ambiguous and incomplete coordinates prevent exact station mapping. Related 2019–2020 reports overlap.
KH67Geography: Koh Rong, Song Saa and Koh Sdach
Dates: 7–9 March 2026; announcement 16 March 2026
Evidence: government report of joint fieldwork
Access: Public government account of joint fieldwork; original station, species and colony table not published in the inspected account.
Map use: Dated regional spawning event context
Limitations: Pins identify general island groups. The reported spawning events do not establish a reef-recovery or population trend.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: General study area shown
About this evidence: Pins identify general island groups. The reported spawning events do not establish a reef-recovery or population trend.
KH68Geography: 90 reef-study coordinates along Cambodia
Dates: Satellite summaries January 2004–2014; reef fieldwork separately 2021–2023
Evidence: published environmental covariate dataset
Access: envvar.csv recovered from the reef-study repository: 90 rows of historical satellite summary statistics.
Map use: Historical temperature, chlorophyll and water-clarity summaries
Limitations: Historical satellite summaries describe conditions at reef-study locations. Two sites share coordinates, so one environmental row represents both.
Attribution and terms: Original authors and providers retain attribution and terms; education/research compilation.
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Atlas status: Mapped records available
About this evidence: Historical satellite summaries describe conditions at reef-study locations. Two sites share coordinates, so one environmental row represents both.
MRPO AtlasMRPO website