Results 41 to 50 of about 405 (87)

Population genetic structure revealed by a school of the freshwatermigratory fish, Brycon hilarii Estructura genética poblacional revelada por un cardumen del pez migratorio de agua dulce, Brycon hilarii

open access: yesLatin American Journal of Aquatic Research, 2012
It is believed that different genetic populations of migratory fishes can co-exist in a single hydrographic system. Although different populations may occupy and explore the river together, they segregate during the spawning season and consequently the ...
Alexandra Sanches   +1 more
doaj  

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  

HAEMATOLOGICAL VALUES OF PAICHE ARAPAIMA GIGAS IN THE PERUVIAN AMAZONIA [PDF]

open access: yes, 2013
Se determinaron los valores hematológicos de paiche, Arapaima gigas, en 120 muestras de sangre colectadas entre mayo de 2009 y enero de 2011. Los peces procedían de dos centros de cultivo piscícola de la provincia de Maynas, Loreto, Perú.
Casas V., Gina   +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

Levels and patterns of genetic diversity in wild Chrysichthys nigrodigitatus in the Lagos Lagoon complex [PDF]

open access: yes, 2016
Mitochondrial DNA control region sequences were used to investigate the genetic diversity of populations of Chrysichthys nigrodigitatus and Chrysichthys walkeri in the Lagos Lagoon complex. A total of 34 haplotypes were detected.
Gao, Tian Xiang   +2 more
core   +2 more sources

Parâmetros hematológicos do Matrinxã Brycon amazonicus (Characidae: Bryconinae) criados em cativeiro na região Amazônica/ Hematological parameters of Matrinxã Brycon amazonicus (Characidae: Bryconinae) created in captivity in the Amazon region [PDF]

open access: yes, 2020
Dentre as espécies exploradas na piscicultura da região, o matrinxã, Brycon amazonicus vem se destacando com uma das espécies promissoras para a região.
Amaral, Lucivânia do Vale   +7 more
core   +1 more source

Efecto de la densidad de siembra en el alevinaje de la dorada (Brycon sinuensis Dahl, 1955) Effect of stocking density in the rearing of dorada (Brycon sinuensis) fingerlings

open access: yesRevista Colombiana de Ciencias Pecuarias, 2006
Con el objeto de evaluar el efecto de la densidad de siembra en el alevinaje de dorada Brycon sinuensis se sembraron postlarvas (PL) de dos días de nacidas, con 8.0 mm de longitud total (LT) y 6.3 mg de peso (P), a tres densidades diferentes (50, 100 y ...
Víctor J Atencio-García   +3 more
doaj  

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  

REPRODUCTIVE BIOLOGY AND VARIATIONS IN THE GONADAL DEVELOPMENT OF THE FISH CURIMATÃ (Prochilodus brevis STEINDACHNER, 1875) IN CAPTIVITY [PDF]

open access: yes, 2015
Este estudo analisou a biologia reprodutiva de Prochilodus brevis mantida em cativeiro durante o desenvolvimento ontogenético, a fim de contribuir com a conservação e o aprimoramento da reprodução induzida dessa espécie, a qual destaca-se por ter valor ...
Bomfim, Aline da Costa   +4 more
core   +1 more source

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