Results 61 to 70 of about 2,068 (196)

Fator de Condição e ciclo gonadal de fêmeas de Pimelodus maculatus(Osteichthyes, Pimelodidae) no rio piracicaba (SP, Brasil)

open access: yesBoletim do Instituto de Pesca, 2018
Os objetivos deste trabalho são descrever a variação sazonal do Fator de Condição de Pimelodus maculatus no Rio Piracicaba (SP) e verificar se o ciclo sazonal de desenvolvimento ovariano exerce alguma influência significativa sobre a variação desse í ...
Sidnei Eduardo Lima-Junior   +1 more
doaj  

Bibliografía de los peces de agua dulce de Argentina. Suplemento : Suplemento 1996-2002 [PDF]

open access: yes, 2003
Fil: López, Hugo Luis. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Menni, Roberto Carlos. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
López, Hugo Luis   +2 more
core  

Bibliografía de los peces de agua dulce de la Argentina Suplemento 1996-2002. [PDF]

open access: yes, 2003
Between 1981 and 1995, we published five bibliographic lists (López et al., 1981, 1982,1987, 1989 y 1995) that included the publications referred to Argentine freshwater fishes and related general information published since Ringuelet et al. (1967).
Battistoni, Patria A.   +3 more
core  

Fauna de parasitos metazoários de Pimelodus maculatus La Cépède, 1803 (Siluriformes, Pimelodidae) do rio Guandu, Estado do Rio de Janeiro, Brasil - DOI: 10.4025/actascibiolsci.v29i1.130

open access: yesActa Scientiarum: Biological Sciences, 2007
Sessenta espéimes de Pimelodus maculatus provenientes do rio Guandu, Estado do Rio de janeiro, foram examinados para estudo de sua parasitofauna, no perído de agosto de 1999 a fevereiro de 2001.
Michelle Daniele dos Santos   +2 more
doaj   +1 more source

Lista de los peces de agua dulce de la Argentina. [PDF]

open access: yes, 1987
Lista de peces de agua dulce restringida a la información básica: los autores de géneros y especies, la fecha de descripción, y las referencias bibliográficas a aquellos trabajos que fundamentan las modificaciones o agregados realizados.
López, Hugo Luis   +2 more
core  

The fish fauna of the Iwokrama Forest [PDF]

open access: yes, 2005
Fishes were collected from the rivers in and around the Iwokrama Forest during January-February and November-December 1997. Four hundred species of fish were recorded from forty families in ten orders.
Arjoon, D   +5 more
core   +1 more source

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

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

Reynolds shear-stress and velocity: positive biological response of neotropical fishes to hydraulic parameters in a vertical slot fishway

open access: yesNeotropical Ichthyology
The barriers created by dams can cause negative impacts to aquatic communities, and migratory fish species are directly affected. Fishways have been developed to allow the upstream passage of fishes through dams.
Bernardo Alan de Freitas Duarte   +2 more
doaj   +1 more source

Population structure analysis of Pimelodus maculatus (Pisces, Siluriformes) from the Tietê and Paranapanema Rivers (Brazil)

open access: yesGenetics and Molecular Biology, 2003
Pimelodus maculatus populations from the Tietê and Paranapanema rivers were sampled and had their genetic structure analyzed by using RAPD markers, with the aim of contributing to future conservation studies.
Fernanda Simões de Almeida   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy