70 research outputs found
Diel variation in the ascent of fishes up an experimental fish ladder at Itaipu Reservoir: fish size, reproductive stage and taxonomic group influences
Colonization of the CorumbĂĄ Reservoir (CorumbĂĄ River, ParanĂĄ River Basin, GoiĂĄs State, Brazil) by the "lambari" Astyanax altiparanae (Tetragonopterinae; Characidae)
The ichthyofauna of drifting macrophyte mats in the Ivinhema River, upper ParanĂĄ River basin, Brazil
Trophic relationships in fish assemblages of Neotropical floodplain lakes: selectivity and feeding overlap mediated by food availability
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