Abstract:The objective of this study was to evaluate the effect of Oreochromis niloticus cage culture promoted variations in the d 13 C and d 15 N in Corbicula fluminea (Mollusca; Bivalvia) and in the sediment of an aquatic food web. Samples were taken before and after net cage installation in the Rosana Reservoir (Paranapanema River, PR-SP). Samples of specimens of the bivalve filterer C. fluminea and samples of sediment were collected using a modified Petersen grab. All samples were dried in an oven (60°C) for 72 hou… Show more
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