Results 51 to 60 of about 593 (127)

First record of partial albinism in two catfish species of Genidens (Siluriformes: Ariidae) in an estuary of Southern Brazil

open access: yesBrazilian Archives of Biology and Technology, 2013
This study reports the first occurrence of partial albinism in two species of Ariidae: Genidens barbus and Genidens planifrons from an estuary of Southern Brazil. Possible causes of the simultaneous occurrence of three specimens with partial albinism are
Mateus Evangelista Leal   +4 more
doaj  

New records of anadromous catfish Genidens barbus (Lacépède, 1803) in the Paraná Delta (South America): evidence of extension in the migration corridor?

open access: yesMarine Biodiversity Records, 2015
The catfish Genidens barbus (Siluriformes: Ariidae) is an anadromous species from South America. It has been classified as vulnerable in Argentina and Uruguay due to its complex life cycle, its restricted distribution in fresh or estuarine waters and the critical levels of fishery harvesting of this species. In this work, we report the occurrence of
Esteban Avigliano   +1 more
openaire   +1 more source

New records of the distribution of the marine catfish (Genidens Barbus) in the bottom of the black river, province of río negro, argentina [PDF]

open access: yes, 2019
Fil: Tombari, Andrea Diana. Universidad Nacional de Río Negro, Laboratorio de Contaminación Ambiental (CIT Río Negro-CONICET), Sede Atlántica; Argentina.Fil: Córdoba Gironde, Sofia.
Córdoba Gironde, Sofia   +2 more
core   +3 more sources

Composição e estrutura de tamanhos das capturas da pesca amadora realizada na plataforma de pesca de Tramandaí, RS, Brasil [PDF]

open access: yes, 2020
A pesca amadora no Brasil tem apresentado um forte crescimento nos últimos anos, movimentando uma indústria mundial milionária em diversos segmentos.
Rocha Neto, Antônio Barth da
core  

Composição da assembleia de Monogenoidea (Platyhelminthes) das brânquias de Genidens barbus Lacépède, 1803 (Siluriformes, Ariidae) do estuário da Lagoa dos Patos – RS, Brasil [PDF]

open access: yes, 2016
Um em cada 20 vertebrado (5%) é Siluriforme (Actinopterygii), uma das maiores ordens de peixes, na região Neotropical. Ariidae abriga 46 espécies nominais válidas.
Vicente, Astaruth Nayara
core  

Checklist of the Freshwater Fishes of Argentina (CLOFFAR) [PDF]

open access: yes, 2015
The purpose of this paper is to present an updated list of freshwater fishes found in Argentina based on the available literature. Since the last list was published in 2003, most systematical and distributional changes were presented on www.pecescriollos.
Koerber, Stefan, Mirande, Juan Marcos
core  

Ocorrência do bagre marinho Genidens machadoi (Siluriformes, Ariidae) na laguna Tramandaí, sul do Brasil [PDF]

open access: yes, 2012
The catfishes of the family Ariidae inhabit tropical and subtropical regions around the world, including marine, estuarine and fresh water systems. Most of the species use estuaries and downstream portions of the rivers during the breeding season, for ...
Machado, Rodrigo   +3 more
core   +2 more sources

Assessing the use of two southwestern Atlantic estuaries by different life cycle stages of the anadromous catfish Genidens barbus (Lacépède, 1803) as revealed by Sr : Ca and Ba : Ca ratios in otoliths

open access: yesJournal of Applied Ichthyology, 2015
Fil: Volpedo, Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Unidad Ejecutora de Investigaciones En Produccion Animal; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Veterinarias.
Avigliano, Esteban   +2 more
openaire   +2 more sources

Caracterizaçăo cromossômica de espécies da família Ariidae (Teleostei, Siluriformes) pertencentes ao litoral paranaense / [PDF]

open access: yes, 2008
Orientadora : Marta Margarete CestariCo-orientador : Roberto Ferreira ArtoniDissertaçăo (mestrado) - Universidade Federal do Paraná, Setor de Cięncias Biológicas, Programa de Pós-Graduaçăo em Genética.
Artoni, Roberto Ferreira   +3 more
core   +1 more source

Variação temporal de peixes em diferentes fases ontogenéticas em uma praia abrigada da Baía Norte, Sul do Brasil [PDF]

open access: yes, 2013
In beach environment daily shifts of fishes have been related to their physiological and ecological needs. On the other hand, the effect of ontogenetic changes in diurnal movement of fish fauna in this region is poorly known.
Andrade, Vinicius Krischnegg   +3 more
core   +2 more sources

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