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| Frota,Augusto; Deprá,Gabriel de Carvalho; Petenucci,Letícia Machado; Graça,Weferson Júnio da. |
| Abstract We compiled data on fish fauna of the Ivaí River basin from recent specialised literature, standardised sampling and records of species deposited in fish collections. There were 118 fish species of eight orders and 29 families. Of these, 100 species are autochthonous (84.8%), 13, allochthonous (11.0%) and five, exotic (4.2%). The main causes for the occurrence of non-native species are escapes from aquaculture, introduction for fishing purposes and the construction of the Itaipu hydroelectric plant. The predominance of small and medium-sized Characiformes and Siluriformes, including 13 species new to science, accounts for approximately 11.0% of all species and 13.0% of all native species. About 10.2% of all species and 12.0% of all native species... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Ichthyofauna; Upper Paraná River; Checklist; Biogeographic barriers; Conservation. |
| Ano: 2016 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1676-06032016000300302 |
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