Results 41 to 50 of about 535 (113)

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  

A pesca com a cabrita, um corpo fenomenológico [PDF]

open access: yes, 2017
Este texto tem como objetivo dissertar sobre o corpo na pesca e as influências culturais e sociais desse corpo a partir da visão fenomenológica de Merleau- Ponty acerca da percepção e das sensações.
Baptista, Maria Manuel   +2 more
core  

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  

Diet of Hypophthalmus edentatus (Spix, 1829), (Osteichthyes, Hypophythalmidae) and variations in its stock in Itaipu Reservoir [PDF]

open access: yes, 2018
ABUJANRA, Fabiane; AGOSTINHO, Angelo Antonio. Dieta de Hypophthalmus edentatus (Spix, 1829) (Osteichthyes, Hypophthalmidae) e variações de seu estoque no reservatório de Itaipu. Acta Scientiarum, Maringá, v. 24, n.2, p.401-410, 2002.
ABUJANRA, F.
core  

Ecological studies on some lakes of the Amazon valley

open access: yes, 1967
Of the three types of lakes studied, clear water, white water, and brown water, the white water lakes are the only ones to have a reasonable autochtonous production of organic matter. Owing probably to the lack of mineral salts, the primary production is
Marlier, G.
core  

Relationship between gape size and feeding selectivity of fish larvae from a Neotropical reservoir [PDF]

open access: yes, 2018
MAKRAKIS, Maristela Cavicchioli; NAKATANI, Keshiyu; BIALETZKI, Andréa; GOMES, Luiz Carlos; SANCHES, Paulo Vanderlei; BAUMGARTNER, Gilmar. Relationship between gape size and feeding selectivity of fish larvae from a Neotropical reservoir.
MAKRAKIS, M.C.
core  

Estructura trófica del ensamblaje íctico de los lagos de Yahuarcaca, Amazonas, Colombia [PDF]

open access: yes, 2015
El objetivo de esta investigación es determinar la dieta y cambios tróficas durante las temporadas de aguas altas y bajas de la ictiofauna predominante en un lago de várzea en la Amazonia colombiana. Las colectas se realizaron durante aguas altas y bajas
Duque, Santiago Roberto   +2 more
core   +2 more sources

The trophic status of the fish fauna in Lago Camaleão, a macrophyte dominated floodplain lake in the middle Amazon

open access: yes, 1986
Food offer and consumption by the fish fauna were studied at medium and high waterlevels in a macrophyte dominated and strongly hypoxic floodplain lake of the middle Amazon.
Almeida, R., Junk, W., Soares, M.
core  

Effect of biological variables and capture period on the proximate composition and fatty acid composition of the dorsal muscle tissue of Hypophthalmus edentatus (Spix, 1829) [PDF]

open access: yes, 2018
OLIVEIRA, Edna Regina Netto de; AGOSTINHO, Angelo Antonio; MATSUSHITA, Makoto. Effect of biological variables and capture period on the proximate composition and fatty acid composition of the dorsal muscle tissue of Hypophthalmus edentatus (Spix, 1829).
OLIVEIRA, E.R.N.
core  

Home - About - Disclaimer - Privacy