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A study on analysis of gut content in certain freshwater food fishes found in River Kosi

Deepa Kumaria, Shiv Narayan Yadava & Arun Kumarb*
aDepartment of Zoology, T.P College, B. N. M. University, Madhepura, Bihar, India
bUniversity Department of Zoology, B. N. M. University, Madhepura, Bihar, India
Received : 10th January, 2021 ; Revised : 09th February, 2021

AbstractGut content analysis is widely used to find out or to ascertain the food & feeding habit of fish species. To have knowledge about the inter – specific relation between the aquatic fauna & and the productivity of the water body the study of food and feeding habit of the fish is very important. Behavior, condition, energy intake, etc are the ecological components that can be only represented when the diet of fishes are known. In the present study the gut content analysis was done in four fish species Labeo rohita, Channa punctata, Cirrhinus mrigala & Cyprinus carpio. Volumetric methods & preponderance index method was used for the estimation of diet in various fishes. The result thus obtained shows that dead and decayed organic matter, rotifers, sand and mud etc.

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