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Mostrando ítems 31-40 de 61
Bases de diseño de escaleras para peces.
(Quito: UCE., 2013)
Las escaleras para peces son estructuras hidráulicas construidas a través de la red fluvial con el objeto de permitir a las especies de la ictiofauna superar los obstáculos que en ella se encuentran como son las presas, ...
A Influência da capacidade natatória de peixes neotropicais no projeto hidráulico de mecanismos de transposição
(Universidade Federal de Minas GeraisUFMG, 2007-03-30)
The legislation of some Brazilian states nowadays obliges the study of the necessity of fishway construction in waterway barriers. Therefore, many fish ladders and lifts have been constructed on main Brazilian rivers but ...
Structural and functional evidence that a B chromosome in the characid fish Astyanax scabripinnis is an isochromosome
(Blackwell Science, 2000-07-01)
Astyanax scabripinnis possesses a widespread polymorphism for metacentric B chromosomes as large as the largest chromosome pair in the A complement. on the basis of C-banding pattern, it was hypothesized that these B ...
Molecular phylogenetics of Neotropical detritivorous fishes of the family Curimatidae (Teleostei: Characiformes)
(Elsevier B.V., 2018-10-01)
Curimatidae, the fourth largest family of detritivorous Neotropical characiform fishes, encompasses eight extant genera and over 110 species dwelling in diverse freshwater habitats from Costa Rica to Argentina. Extensive ...
Structural and functional evidence that a B chromosome in the characid fish Astyanax scabripinnis is an isochromosome
(Blackwell Science, 2000-07-01)
Astyanax scabripinnis possesses a widespread polymorphism for metacentric B chromosomes as large as the largest chromosome pair in the A complement. on the basis of C-banding pattern, it was hypothesized that these B ...
Deslocamentos e mortalidade de peixes nos rios Grande e Paranaíba, MG
(Universidade Federal de Minas GeraisUFMG, 2014-08-24)
In Brazil, information about downstream migration of fishes is scarce. There are no one Fish Passage Mechanisms (FPM) in the country designed specifically to allow downstream movements of fishes. Therefore, fishes going ...
Estudo de "Peixe Tipo" para projeto de escadas de peixe em barragens
(Universidade Federal do Rio de JaneiroBrasilInstituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de EngenhariaPrograma de Pós-Graduação em Engenharia CivilUFRJ, 2017)