Results 101 to 110 of about 2,075 (201)

Studies on the biology of Gymnarchus niloticus in Lake Chad: Age determination and growth; meristic and morphometric characters [PDF]

open access: yes, 1985
The meristic and morphometric characteristics of Gymnarchus niloticus are described and linear equations relating various parts of the body to the head length or total length are given. The age of G.
Sagua, V.O.
core  

Condición reproductiva de Centropomus robalito (Perciformes: Centropomidae) en la laguna costera de Chautengo, Guerrero, México

open access: yesRevista Bio Ciencias
Es importante conocer las características reproductivas de los organismos que son capturados para la comercialización, Centropomus robalito, es una especie costera que se comercializa a lo largo del Pacífico mexicano. El presente estudio tiene como objetivo determinar algunas características reproductivas de la especie, describir la distribución de la ...
G. Lucano-Ramírez   +3 more
openaire   +1 more source

DNA barcode reveals occurrence of threatened species and hidden diversity on Teleost fish trade in the Coastal Amazon. [PDF]

open access: yesSci Rep, 2023
Santana P   +10 more
europepmc   +1 more source

The aquatic basis of ancient civilisations: the case of Synodontis schall and the Nile Valley [PDF]

open access: yes, 2000
This chapter focuses on the role of aquatic resources in the ancient economies of the Nile Valley. We suggest that these resources have been overlooked in traditional interpretations because of a reliance on wall paintings and carvings in tombs ...
Bailey, G., Luff, R.M.
core  

Changes in the fish community of the Kpong Headpond, lower Volta River, Ghana after 25 years of impoundment

open access: yesRevista de Biología Tropical, 2011
The Kpong Headpond was the second created on the Volta River after Akosombo Dam, primarily as a source of hydroelectric power generation and potable water supply, and additionally, it has supported some fish production in Ghana since impoundment.
Theodore Quarcoopome   +2 more
doaj   +2 more sources

Effect of mesh size on catch performance of driftnets fishing in Lake Kainji [PDF]

open access: yes, 2013
The studies on effect of mesh size on catch performance of driftnets fishing in Lake Kainji was experimented using 38.1mm, 63.5mm and 88.9mm stretched mesh size for 21 consecutive fishing days.
Ahmed, Y.B., Tagago, T.A.
core  

Variabilidad genética del robalo común Centropomus undecimalis (Perciformes: Centropomidae) en ambiente marino y ribereño interconectados

open access: yesRevista de Biología Tropical, 2014
El robalo común Centropomus undecimalis habita en áreas ribereñas y marinas del sur del Golfo de México donde es sujeto a explotación intensiva. Aunque la identificación de las poblaciones de peces representa una valiosa herramienta para el manejo de las
Ulises Hernández-Vidal   +3 more
doaj  

Zonation longitudinale du peuplement ichtyque du fleuve Sinnamary (Guyane Française) [PDF]

open access: yes, 1988
Le Sinnamary est un fleuve de moyenne importance (bassin de 6565 km2) de la Guyane Française. A l'aide de divers critères d'ordre géologique, pédologique, hydrologique et phytosociologique, nous avons pu diviser le fleuve en 3 zones distinctes : la ...
Boujard, T., Rojas-Beltran, R.
core  

[Reproduction of Centropomus undecimalis and C. ensiferus (Perciformes: Centropomidae) in a tropical coastal lagoon].

open access: yesRevista de biologia tropical, 2016
Los róbalos (C. undecimalis y C. ensiferus) son recursos pesqueros de importancia en toda su área de distribución. En Venezuela son capturados por pesquerías artesanales a lo largo de toda la costa, sin embargo, los estudios sobre su biología que permitan orientar regulaciones de su pesca son escasos.
Gassman, Juan Pablo   +2 more
openaire   +2 more sources

Home - About - Disclaimer - Privacy