This research aims to study fish species 1 in river basin. 2. to study the rate of survivors of catfish and fish in underwater fish trap by researchers doing research in various data sources. Find the type of fish in the river basin in the province of Nakhon sawan that I found most frequently. The number 30 and analyzed to choose the type of fish species to experimental study on raising the rate of survivor. Choose from fish that are similar in terms of biology and physiology is the fastest eating food is a charity that provides good flesh can be changed can be dense enough to withstand the environment especially in water with gas. Low oxygen Durable and high disease resistance Find a convenient fish balls. There is enough quantity in terms of the economy is the high purchase price, sales, sales, sales via live without many types of mercury to the market by means of a specific sampling and experimental fish is catfish, and fish.
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