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Ecologia
Year: 2012  |  Volume: 2  |  Issue: 2  |  Page No.: 31 - 42

Growth and Breeding Behavior of Macrobrachium gangeticum in River Ganga Around Varanasi

A.K. Singh, R.K. Tiwari, D.R. Kanaujia, J.P. Pandey and P. Mishra    

Abstract: The importance of prawn as one of the beneficial food items for man because of having easily digestive high protein and iron and a low fat content is well known. The river Ganga having diversified fish fauna is considered to be the back bone of capture fishery in India. The present study was conducted on the growth, maturation and breeding behavior of Ganga river prawn, Macrobrachium gangeticum in the middle stretch of river Ganga in and around Varanasi, India. Specimens, 65-205 mm in size, were recorded during May to October. Percentage of males was found dominant in the month of May whereas females in months, July to October. Maximum males were recorded in the size range of 166-205 mm. Prawns started breeding in May which continued till October.

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