International Journal of Fisheries and Aquatic Studies

Volume 2, Issue 2, 2014


Study of the Gonadosomatic Index of an ornamental fish, Brachydanio rerio (Ham)


Author(s): Sushil Kr. Sarmah and Sharmistha Paul

Abstract: The present study was undertaken to trace precisely the spawning period of an important ornamental fish species, Brachydanio rerio. Gonadosomatic index (GSI) expresses the relative change in gonad weight to the percentage of body weight. In the present study two peaks are observed in the GSI of Brachydanio rerio, first peak is observed in the month of June and the second in the month of October.


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