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The dynamics of nutrition in Metynnis cf. roosevelti Eigenmann (Characidae, Myleinae), from Lagoa Redonda, Nízia Floresta, Rio Grande do norte, Brazil

The time of full stomach repletion and fat condition was determined through an analysis of the average stomach repletion index, condition faclor and relative frequency of repletion for different periods of the year. Condition factor was influenced by weight gain in the stomaches, main from April to June.

Metynnis; fat condition; stomach repletion index


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