Through murky waters: Cambodian reef communities
surveys 2021-2023; publication 2026
Each reef was visited once during 2021–2023. Comparisons are between surveyed sites, not repeated measurements of change at each reef.
CAMBODIA MARINE RESEARCH
Koh Sdach research
Research locations within this navigation area, including nearby waters. These windows are not administrative or habitat boundaries; general-area study pins may be approximate.
Studies and observations
Koh Sdach yellow seahorse monitoring, 2014–2021
December 2014–April 2021 observations; 2022 publication
Five Koh Sdach sites were monitored during 2014–2021. Mean seahorse density was low (0.0008 ± 0.0001 individuals/m²); the authors found no significant temporal change in this dataset.
OBIS Cambodia
Public archive includes 2024-2026 observations; latest supplied event date 2026-07-18
Each archive record supports a dated reported occurrence or non-detection, subject to provider quality flags. It does not measure a population or establish habitat extent.
Reported coral spawning events in March 2026
7–9 March 2026; announcement 16 March 2026
The account reports spawning observations during 7–9 March 2026 around Koh Rong/Song Saa and Koh Sdach.
Cambodian coastal fish eDNA study
Supplement Table 1: 7 April–3 May 2022 sampling; article online 2024, volume 2025
Source reference available; findings have not yet been extracted.
Reading this place profile
The same source can appear in neighbouring areas. Nearby records do not establish repeated monitoring. Regional reports without mapped locations and large habitat layers may not appear in this list.
More research and original maps
- Plastic waste on Cambodia’s islands, beaches and reefs
In the Koh Sdach waste sample, plastic made up 27% of household waste by weight. This came from 24 participating households over a 24-hour collection, not a national waste estimate.