Results 111 to 120 of about 2,370 (178)

Pulso de inundação: processo ecológico essencial à vida no Pantanal. [PDF]

open access: yes, 2011
Esse documento procura introduzir o leitor na complexidade do funcionamento de rios com grandes planícies inundáveis como é o caso do rio Paraguai no seu trecho que atravessa o Pantanal. Procura apresentar os conceitos ecológicos que explicam a riqueza e
RESENDE, E. K. de
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  

Early larvae ontogeny of the Neotropical fishes: Prochilodus costatus and P. argenteus (Characiformes: Prochilodontidae).

open access: yesRevista de biologia tropical, 2016
El desarrollo temprano de las larvas de peces es un proceso altamente dinámico y estudiarlo proporciona información importante sobre su desarrollo ontogénico, su crecimiento bioenergético, su comportamiento, las características taxonómicas para la identificación en entornos naturales, la identificación de las zonas de desove y la vigilancia de la ...
Enemir dos Santos, José   +4 more
openaire   +3 more sources

Estudo dos vestígios de peixes dos sítios arqueológicos da área de influência da Usina Hidrelétrica Machadinho, Rio Grande do Sul, Brasil A study of fish traces taken from the archaeological sites of the areas surrounding the Machadinho Hydroelectric power station, Rio Grande do Sul, Brazil

open access: yesZoologia (Curitiba), 2009
The analysis of the material obtained in the rescue of archaeological sites in the area surrounding the Hydroelectric Plant of Machadinho, Rio Grande do Sul, revealed that a considerable amount of bones and fish scales incorporated in the alimentary ...
Cláudio Ricken, Luiz Roberto Malabarba
doaj  

Gape size influences seasonal patterns of piscivore diets in three Neotropical rivers [PDF]

open access: yes, 2011
We examined diets of four piscivores, two in the order Perciformes (Cichla temensis and C. orinocensis) and two in the order Characiformes (Boulengerella cuvieri and B.
Layman, Craig A., Montaña, Carmen G.
core  

Temporary fat storage, an adaptation of some fish species to the waterlevel fluctuations and related environmental changes of the Amazon river

open access: yes, 1985
Analysis of Amazonian freshwater fish exhibited great differences in water- and fat content. Migratory species which deposit huge amounts of eggs in a single spawning act accumulate at high water-level great amounts of fat in various parts of the body ...
Junk, W.
core  

Bibliografía de los peces de agua dulce de Argentina y Uruguay : Suplemento 1982 [PDF]

open access: yes, 1982
Fil: López, Hugo Luis. División Zoología Vertebrados, Museo de La Plata, UNLPFil: Menni, Roberto Carlos. División Zoología Vertebrados, Museo de La Plata, UNLPFil: Ringuelet, Raúl Adolfo. Instituto de Limnología Dr. Raúl A. Ringuelet (ILPLA); Facultad de
López, Hugo Luis   +2 more
core  

MADUREZ TESTICULAR Y CALIDAD SEMINAL DE Ichthyoelephas longirostris (PROCHILODONTIDAE) DEL MEDIO RÍO CAUCA

open access: yesActa Biológica Colombiana
Ichthyoelephas longirostris es una especie endémica de Colombia distribuida en las cuencas Magdalena-Cauca y Ranchería que ha sido declarada en peligro de extinción.
Cesar Montes Petro   +5 more
doaj   +1 more source

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

open access: yes, 2015
Na planicie inundavel do baixo rio Miranda, foram encontradas 12 especies de peixes de habitos alimentares herbivoros. Sao: Markiana nigripinnis, Piabucus melanostoma, Metynnis mola, Metynnis maculatus, Mylossoma paraguayensis, Mylossoma orbignyanum ...
ALMEIDA, V. L. L. de   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy