Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Bagre"”.
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Bycatch of the Lake Pontchartrain Basin inshore shrimp fishery and its effect on two sea catfish species: the gafftopsail catfish (Bagre marinus) and the hardhead catfish (Ariopsis felis)
<p>In Lake Pontchartrain Basin, commercial fishing in estuarine habitats impacts many non-target species collected as bycatch. I investigated the bycatch assemblages collected by commercial vessels and compared these to assemblages collected by typical fishery-independent methods. I compared …
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Estudio genético del efecto de aislamiento provocado por los embalses de la zona Centro Norte de Chile en las poblaciones naturales de los peces Basilichthys microlepidotus y Trichomycterus areolatus
… pejerrey de río Basilichthys microlepidotus y el bagre Trichomycterus areolatus, ambos endémicos y con amplia distribución en Chile. Se estudió el efecto de los embalses sobre los ríos de la zona centro norte de Chile, analizando los cambios en la discontinuidad de las poblaciones naturales de …
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Relações filogenéticas entre os táxons basais da família Trichomycteridae (Siluriformes : Loricarioidea)
The phylogenetic relationships of the family Trichomycteridae, according to the most recent topology, appears as a tritomy at the base of the cladogram, involving the subfamilies Copionodontinae, Trichogeninae and the remaining Trichomycteridae. The aim of this study is to test the phylogenetic …
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Distribuição longitudinal, dieta alimentar e ciclo reprodutivo de Pimelodella lateristriga (Osteichthyes, Siluroidei) no rio Ubatiba, Maricá, Rio de Janeiro
Aspects in the longitudinal distribution, feeding habits and reproductive biology of Pimelodella lateristriga are analysed in the Ubatiba river basin (Maricá-RJ). Their distribution has been studied in nine points along the Ubatiba river basin, Pimelodella lateristriga has sporadically occurred …