Results 71 to 80 of about 1,655 (200)

Bryconamericus ecai Silva 2004, new species

open access: yes, 2004
Bryconamericus ecai, new species Fig. 3 Holotype: MCP 19608 (60.6 mm SL, male) creek in Linha Brasil, parallel to the road from Vila Deodoro to Venâncio Aires (tributary to arroio Castelhano, rio Taquari, laguna dos Patos drainage) (approx. 29 o 33’S 52 o 17’W), Venâncio Aires, Rio Grande do Sul, Brazil, 14 October 1994, Z. M. S. Lucena, C. A.
openaire   +4 more sources

Redescripción de Hemibrycon orcesi Böhlke, 1958 y H. polyodon (Günther, 1864) (Pisces, Characidae), incluye clave para las especies de Hemibrycon en Ecuador [PDF]

open access: yes, 2007
Hemibrycon orcesi is readily distinguished from its congeners by its 13 to 16 teeth on maxilla, base of caudal fin scaled, 34 to 36 scales on lateral line with pores and 17 to 18 branched anal fin rays. H.
Barriga, R.   +2 more
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Fish, Corumbataí and Jacaré-Pepira river basins, São Paulo State, Brazil [PDF]

open access: yes, 2006
Fish were studied in two river basins (Corumbataí and Jacaré-Pepira) subjected to strong human pressure, in the interior of the State of São Paulo, southeastern Brazil.
Braga, F. M. S., Gomiero, L. M.
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Dos nuevos Bryconamericus: B. cinarucoense sp. n. y B. singularis sp. n. (Characiformes, Characidae) del río Cinaruco, cuenca del Orinoco, con claves para todas las especies de Venezuela [PDF]

open access: yes
Here we describe for the first time Bryconamericus cinarucoense n. sp. and Bryconamericus singularis n. sp., two new species of Characiformes from the Cinaruco River, Orinoco Basin in Venezuela. B. cinarucoense n. sp.
Román-Valencia, C.   +2 more
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Alimentación de la ictiofauna del río Sauce Grande, provincia de Buenos Aires, Argentina

open access: yesBiología Acuática, 2019
El objetivo de este estudio fue determinar el hábito alimenticio de la ictiofauna del río Sauce Grande y analizar la superposición dietaria entre las especies. El estudio se llevó a cabo de enero a diciembre del 2000.
Andrea C. López Cazorla   +2 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
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THE CONSERVATION STATE OF CHARACIDAE FISH (PISCES: CHARACIFORMES) IN AN AREA OF THE PLATA BASIN, ARGENTINA ESTADO DE CONSERVACION DE PECES CHARACIDAE (PISCES: CHARACIFORMES) EN UN AREA DE LA CUENCA DEL PLATA, ARGENTINA

open access: yesGayana, 2007
The fish conservation was quantified by means of the index SUMIN, composed by the summation of 12 outstanding variables for the species survival and/or conservation.
Marcelo A Zayas, Elly Cordiviola
doaj  

Cytogenetic markers as tools in delimiting species of the highly diverse Neotropical fish Bryconamericus (Characiformes: Characidae)

open access: yesNeotropical Ichthyology
Bryconamericus is a highly diverse group of characid fishes, being cytogenetic a valuable tool for the delimitation of species. Bryconamericus aff. iheringii (Upper Uruguay/Lower Paraná), B. coeruleus (Upper Paraná), B. cf. ecai e B. cf.
Anahiê Bortoncello Prestes   +4 more
doaj   +1 more source

Food resource used by small-sized fish in macrophyte patches in ponds of the upper Paraná river floodplain - DOI: 10.4025/actascibiolsci.v31i2.3266

open access: yesActa Scientiarum: Biological Sciences, 2009
This study analyzed the diet of seven small-sized fish species (Characidae) and assessed their use of food resources. The species were collected in 2001 from nine ponds with aquatic macrophytes in the Paraná river floodplain, Brazil. Astyanax altiparanae,
Valdirene Esgarbosa Loureiro Crippa   +2 more
doaj   +1 more source

Three new species of Bryconamericus (Characiformes, Characidae), with keys for species from Ecuador and a discussion on the validity of the genus Knodus [PDF]

open access: yes
Tres nuevas especies de Bryconamericus (Characiforme, Characidae), con claves de identificación para las especies de Ecuador y discusión sobre la validez del género Knodus Se describen tres especies nuevas de peces carácidos pertenecientes al género ...
García–A., C.   +3 more
core  

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