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Fish Spawning Season Analysis

Fecundity of Tilapia (O.mossambicus) showed wide variation: - 1. Hora & Pillay (1962): The female tilapia lays 75 - 250 eggs at a time. • 2. Mironova (1969): Fecundity tilapia ranged between 80 and 1000 eggs. 3.Chimitz (1955) & Chang kong Tam (1962): 8 - 9 cm long females incubate 80 eggs. 15 cm long female nursed 800 eggs. A six months old female incubate 180-300 eggs whereas a eighth month old incubate 350-500 eggs.

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