Results 71 to 80 of about 7,429 (225)

Visual and Chemical Prey Cues as Complementary Predator Attractants in a Tropical Stream Fish Assemblage

open access: yesInternational Journal of Zoology, Volume 2012, Issue 1, 2012., 2012
To date, little attention has been devoted to possible complementary effects of multiple forms of public information similar information on the foraging behaviour of predators. In order to examine how predators may incorporate multiple information sources, we conducted a series of predator attraction trials in the Lower Aripo River, Trinidad.
Chris K. Elvidge   +2 more
wiley   +1 more source

Dieta de Astyanax bimaculatus (Linnaeus, 1758) (Characiformes, Characidae), da área de influência do reservatório de Corumbá, Estado de Goiás, Brasil

open access: yesActa Scientiarum: Biological Sciences, 2008
Com o objetivo de estudar a alimentação de Astyanax bimaculatus realizaram-se-se, no período de março de 1996 a fevereiro de 1997, amostragens mensais na área de influência do reservatório de Corumbá, agrupadas neste trabalho em três biótopos: Corumbá ...
Izabel de Fatima Andrian   +2 more
doaj   +1 more source

Assessing fish diversity in abandoned mining ponds in Madre de Dios, Peru, using environmental DNA

open access: yesEnvironmental DNA, Volume 6, Issue 1, January–February 2024.
We surveyed four lentic systems in Madre de Dios, Peru: two abandoned mining ponds created by ASGM and two unmined oxbow lakes as a reference to assess fish recolonization. We compared two alternative eDNA processing methods and contrasted our results with historic data from traditional biodiversity monitoring. Our results indicate that eDNA could be a
Camila Timana‐Mendoza   +4 more
wiley   +1 more source

Comparative cytogenetics in Astyanax (Characiformes: Characidae) with focus on the cytotaxonomy of the group

open access: yesNeotropical Ichthyology
Astyanax is a diverse group of Neotropical fishes, whose different forms occupy different environments. This great diversity is also reflected on cytogenetic aspects and molecular markers, which have repeatedly been demonstrated by cytogenetic studies ...
Renata Cristina Claudino de Oliveira Tenório   +4 more
doaj   +1 more source

Comunidades de peixes da RPPN Sesc Pantanal. [PDF]

open access: yes, 2019
As comunidades de peixes ao longo de 74,75 km do rio Cuiabá e áreas circundantes, na Reserva Particular do Patrimônio Natural SESC Pantanal foram estudadas quanto à composição, diversidade, riqueza, constância de ocorrência e abundância de espécies. Para
MARQUES, D. K. S., RESENDE, E. K. de
core  

Densidade de estocagem na produção de juvenis de duas espécies de lambaris em sistema de recirculação

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2015
The aim of this study was to evaluate the stocking density for juveniles for two different species of characins (Astyanax bimaculatus and A. scabripinnis) in a recirculation system.
A. Jatobá, B. C. Silva
doaj   +1 more source

Nuevo hospedador de Lernaea cf. cyprinacea (L.) (Copepoda: Lernaeidae) en Argentina [PDF]

open access: yes, 2014
Se registra por primera vez a Lernaea cf. cyprinacea (L.), copépodo ectoparásito en Astyanax hermosus Miquelarena, Protogino y López, 2005 (Teleostei: Characiformes: Characidae). El hospedador fue capturado en el río Cosquín (Depto.
Ramallo, Geraldine   +1 more
core  

Lista de los peces de la provincia de Santiago del Estero [PDF]

open access: yes, 2014
Fil: Fernández, Luis A.. Fundación Miguel Lillo. Tucumán; ArgentinaFil: Nadalin, Diego Oscar. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: López, Hugo Luis.
Andreoli Bize, Julieta   +3 more
core   +3 more sources

Peixes onivoros da planicie inundavel do rio Miranda, Pantanal, Mato Grosso do Sul, Brasil. [PDF]

open access: yes, 2011
Identificaram-se 24 especies de peixes onivoros na planicie de inundacao do rio Miranda (dois meandros abandonados, uma vazante e uma baia). Destas, 11 sao Characiformes, 9 Siluriformes e 4 Perciformes. Entre os Characiformes, 9 sao da familia Characidae,
ALMEIDA, V. L. L. de   +3 more
core   +1 more source

Ichthyofauna of coastal lakes and the Igaraçu River in Ilha Grande, Delta do Parnaíba, Parnaíba, Piauí State, northeastern Brazil [PDF]

open access: yesCheck List, 2014
This study aims to provide a list of fish species from the Igaraçu River and some lakes of the lower Parnaíba River, Delta do Parnaíba, northeastern state of Piauí, Brazil.
Filipe Melo, Rennan Melo, Lucas Resende
doaj   +3 more sources

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