Reproductive and feeding biology of Acestrorhynchus pantaneiro Menezes, 1992 (Osteichthyes: Acestrorhynchidae) in areas under the influence of dams in the upper Uruguay River, Brazil
The reproductive and feeding biology of Acestrorhynchus pantaneiro were studied in the upper Uruguay River, southern Brazil. Fourteen sites were surveyed seasonally between 2000 and 2006. A total of 3,427 fish were caught, being 2,015 females and 1,412 males. The sex ratio was 1.66:1 (female:male) i...
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| Veröffentlicht in: | Neotropical Ichthyology 2012-01, Vol.10 (1), p.159-166 |
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| Hauptverfasser: | , |
| Format: | Artikel |
| Sprache: | eng |
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| Online-Zugang: | Volltext |
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| Zusammenfassung: | The reproductive and feeding biology of Acestrorhynchus pantaneiro were studied in the upper Uruguay River, southern Brazil. Fourteen sites were surveyed seasonally between 2000 and 2006. A total of 3,427 fish were caught, being 2,015 females and 1,412 males. The sex ratio was 1.66:1 (female:male) in lentic habitats (p |
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| ISSN: | 1679-6225 1982-0224 1679-6225 1982-0224 |
| DOI: | 10.1590/S1679-62252012000100015 |