Fish culture is an important enterprise especially in the Kosi region of Bihar. In the present investigation, a survey has been made in three districts of the Kosi region to find out the adoption of fish farming recommendations to the farmers. It has been found that the literacy rate among fish farmers in the region is 41.6% and 73.3% of farmers are trained in fish farming. The average pond size is 0.37 ha and 56.6% ponds are perineal. About 70% ponds are older than 15 years, 46.6% fish farmers prepare their pond before stocking,40% farmers remove unwanted plants before stocking the pond 46.6% farmers use organic manure in the pond and 40% use lime and 46.6% use inorganic fertilizers while stocking the pond,23.3% farmers stocks the pond with spawn and 30% farmers uses three fish species in the pond. Before stocking the seeds about 70% farmers treat the seed fordiseases.20% farmers feed the fishes with formulated feed as supplementary feeding. 93% of farmers feed their fishes for more than six months, 96% farmers contact to Department of Fisheries in case of adverse conditions observed during the culture period.