On 27 to 30 June 2016, Mr. Vin Bunpov, Deputy Director in charge of the Department of Natural Resources, and the technical team of the Office of Biodiversity, visited Chhlong district, Sambo district and Chetborey city, Kratie province to study about fish migration in Mekong River and the purposes of the study as follow:
- Update the types of fish
- Enter the Mekong river, to Tonle Sap lake through rivers and streams and rivers, as well as other relevant areas.
- To compile books on the fish species circulating in the Mekong and Tonle Sap river.
- Photography and collecting samples for the laboratory of Tonle Sap Authority.