Production of freshwater fish, the main protein element in the Cambodia diet, traditionally ranked next to rice and rubber in the national economy. About half of Cambodia's freshwater catch came from the Tonle Sap. Offshore fishing grounds present a potential resource not yet fully exploited.
Marine fishing developed significantly developed during the 1980s; the saltwater catch totaled 3,015 tons in 1982 and 39,368 tons in 2000. In 2000, inland fishing amounted to 245,600 tons, up from 72,640 tons in 1994.