Patterns of food resource use by two congeneric species of piranhas (Serrasalmus) on the upper Paraná river floodplain
Serrasalmus marginatus invaded the Upper Paraná River after construction of the Itaipu Dam in November 1982. This was followed by a reduction in abundance of the native species S. spilopleura. Analysis of the pattern of food resource use revealed that both species employ the same feeding strategy, e...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Instituto Internacional de Ecologia
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Series: | Brazilian Journal of Biology |
Subjects: | |
Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1519-69842003000200002&lng=en&tlng=en |