947 resultados para SEASONAL VARIABILITY


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Seasonal variation in the proximate composition of different body regions of Pampus argenteus is reported. The fat content of the fish is high during winter whereas during summer the fish becomes lean. A comparison of average values of proximate composition and energy values of silver pomfret and black pomfret (Parastromateus niger) is given.

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Fishing experiments with gill nets were carried out at different centres of Gobindsagar reservoir through the years 1964-70. The seasonal abundance of main species of fishes and their zone of distribution were studied. Labeo diplostoma, Labeo bata, Barbus tor and Mystus seenghala are the main fish species of the reservoir. The abundance of the above species were observed to be the highest towards the Lunkhar arm of the reservoir.