Fish trap to sink into the water, wait to the fish to gather above, and then hoist it with the fish inside. The fish catches have steadily decreased over the past decades due to over fishing and damaging practices, but improved management through community based NRM will hopefully contribute to reversing this trend. - - Participatory Natural resource Management in the Tonle Sap Region: GCP/CMB/008/BEL. The project has worked in Siem Reap since 1995 on assisting the Government of Cambodia, Ministry of Agriculture, Forestry and Fishery and Ministry of Environment in the process of handing management responsibility for forestry and fishery resources to local communities through organisation, training and in other ways facilitating the process with authorities and other stake holders.