Snakehead culture in Vietnam and Cambodia has traditionally
relied on juvenile snakehead captured from local waters, as well
as small-size fish (also known as trash fish (TF) or low-value fish)
as feed for the captured snakehead. Feeding cost is the biggest
cost to the farmer. The most important problems associated with
these practices are poor quality oftrash fish and variable nutritional
composition because ofinappropriate storage. Risk of disease introduction,
environmental pollution and high feed conversion rate
(FCR) in snakehead rearing are also major concerns. In addition