Results 71 to 80 of about 1,784 (198)

Paralytic shellfish toxins and ocean warming: bioaccumulation and ecotoxicological responses in jujvenile Gilthead Seabream (Sparus aurata) [PDF]

open access: yes, 2019
Warmer seawater temperatures are expected to increase harmful algal blooms (HABs) occurrence, intensity, and distribution. Yet, the potential interactions between abiotic stressors and HABs are still poorly understood from ecological and seafood safety ...
Anacleto, Patrícia   +6 more
core   +1 more source

Les stratégies de reproduction et les premiers stades de vie des poissons du fleuve Sinnamary (Guyane française) : une revue bibliographique [PDF]

open access: yes, 1994
Le barrage hydro-électrique de Petit-Saut, construit par Electricité de France sur le fleuve Sinnamary en Guyane française, a été fermé en janvier 1994. Cet ouvrage a profondément modifié un milieu dont les éléments avaient co-évolué depuis de nombreuses
Ponton, Dominique, Tito de Morais, Luis
core  

Induced CYP1A activity and DNA damage in fish from the middle Paraíba do Sul River basin, southeastern Brazil

open access: yesActa Scientiarum: Biological Sciences, 2018
The Paraíba do Sul River (PSR) drainage basin in Southeastern Brazil covers one of the most industrialized and densely populated regions of the country. The impact of chemical contamination on the PSR basin seems to be more pronounced in its middle reach
Claudio Nona Morado   +4 more
doaj   +1 more source

Ecologia da comunidade de metazoários parasitos do acará Geophagus brasiliensis (Quoy e Gaimard, 1824) (Perciformes: Cichlidae) do rio Guandu, Estado do Rio de Janeiro, Brasil - DOI: 10.4025/actascibiolsci.v28i4.406

open access: yesActa Scientiarum: Biological Sciences, 2006
Foram estudados 50 acarás Geophagus brasiliensis (Quoy e Gaimard, 1824) provenientes do rio Guandu, coletados próximo ・barragem da Estação de Tratamento de àgua (ETA) (22º48’32”S, 43º37’35”O), no Estado do Rio de Janeiro, no período de dezembro de 2004 ...
Rodney Kozlowiski de Azevedo   +2 more
doaj   +1 more source

Ichthyofauna of the Ribeirão Taboão, Paraíba do Sul river basin, Mogi das Cruzes, SP [PDF]

open access: yesCheck List, 2014
We present herein a list of fish species from Ribeirão Taboão, a tributary of Rio Paraíba do Sul basin that is located in the metropolitan region of São Paulo. Fish were caught with trapezoid hand nets, mesh nets and fish traps. We sampled 145 specimens,
Marina Loeb   +2 more
doaj   +3 more sources

Ictiofauna da bacia do Rio Jacaré-Guaçu, bacia do Alto Rio Paraná [PDF]

open access: yes, 2011
This study aimed to evaluate the fish fauna composition and distribution in different environments, up- and downstream the Gavião Peixoto Dam, in the Jacaré-Guaçu River basin.
ARCIFA, Marlene Sofia   +1 more
core   +2 more sources

Parasitos de brânquias de Sardinella brasiliensis de 3 diferentes origens no litoral de Santa Catarina, Brasil [PDF]

open access: yes, 2014
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Engenharia de Aquicultura.A sardinha verdadeira, Sardinella brasiliensis (Teleostei:Clupeidae) é de grande importância econômica na indústria pesqueira do ...
Schulze, Jennifer Catherine Nascimento
core  

The tropical South American cichlid, Geophagus brasiliensis in Mediterranean climatic south-western Australia

open access: yesAquatic Invasions, 2013
The highly endemic (82%) freshwater fishes of south-western Australia are imperiled due to severe habitat and water quality declines and impacts of introduced species. As a case study of the recent tropical aquarium fish introductions, the biology and ecology of the pearl cichlid Geophagus brasiliensis was determined in the Swan River catchment south ...
Beatty, S.J.   +4 more
openaire   +1 more source

Effect of temperature on the predation rate of the pearl cichlid (Geophagus brasiliensis) on the channeled applesnail (Pomacea canaliculata)

open access: yesLatin American Journal of Aquatic Research, 2014
An experiment was conducted to evaluate the effect of temperature on the intensity of predation upon snails. The experiment was run for 60 days using 15 cement tanks with water temperatures of 18, 22, 26, 30 and 34°C in a completely randomized design ...
Ariany Rabello da Silva   +1 more
doaj   +1 more source

Macrophage centers in fish liver-histological biomarkers of stress [PDF]

open access: yes, 2009
U posljednjih stotinu godina došlo je do velikog povećanja zagađenja okoliša. Ribe kao stanovnici najugroženijih ekosustava dolaze u doticaj sa zagađivačima od kojih se veliki dio bioakumulira u njihovom organizmu pa se zato smatra da su ribe pogodne kao
Krbavčić, Martina
core   +2 more sources

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