Results 11 to 20 of about 1,655 (200)

Revisión taxonómica y geográfica de Bryconamericus peruanus (Teleostei, Characidae)

open access: yesRevista Mexicana de Biodiversidad, 2011
Se efectúa un análisis taxonómico y geográfico de Bryconamericus peruanus y se compara con las especies de este género presentes en las vertientes del Pacífico sur en Colombia, Ecuador y Perú.
César Román-Valencia   +2 more
doaj   +3 more sources

Revisión taxonómica y geográfica de Bryconamericus peruanus (Teleostei, Characidae) Taxonomic and geographic revision of Bryconamericus peruanus (Teleostei, Characidae)

open access: yesRevista Mexicana de Biodiversidad, 2011
Se efectúa un análisis taxonómico y geográfico de Bryconamericus peruanus y se compara con las especies de este género presentes en las vertientes del Pacífico sur en Colombia, Ecuador y Perú.
César Román-Valencia   +2 more
doaj   +1 more source

Revision of Bryconamericus (Characiformes, Characidae) from Pacific coastal and Amazon River drainages with descriptions of three new species

open access: yesRevista de Investigaciones Universidad del Quindío, 2023
We report the results of a taxonomic revision of the species of Bryconamericus from the Amazon River Basin of Peru, Ecuador, Bolivia and the Pacific coastal rivers of Peru.
Cesar Román-Valencia   +2 more
doaj   +1 more source

Bryconamericus iheringii

open access: yes, 2023
Bryconamericus iheringii (Boulenger 1887) Material examined. 6 exemplars; 51.1 - 53.8 mm SL. CI FML 7832, 2 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River. CI FML 7855, 3 ex, 27° 19’ 07.5”S, 65° 41’ 51.2”W Jaya River. CI FML 7929, 1 ex, 27°12’ 36.21”S; 65°37’ 22.80” W Pueblo Viejo River. Identification.
Saravia, Alejandro Nicolás   +4 more
openaire   +2 more sources

Partição de recursos alimentares entre duas espécies de Bryconamericus Eingenmann, 1970 da bacia do rio Iguaçu, Brasil- DOI: 10.4025/actascibiolsci.v26i4.1534

open access: yesActa Scientiarum: Biological Sciences, 2008
As dietas de duas espécies de Bryconamericus Eigenmann, 1907 denominadas Bryconamericus sp. 1 e Bryconamericus sp. 2 foram comparadas. As coletas foram realizadas mensalmente, no período de março/97 a fevereiro/98, no rio Iguaçu, Paraná.
Márcia Regina Russo   +2 more
doaj   +1 more source

A new species of Knodus (Characiformes: Characidae: Stevardiinae) from the rio Aripuanã, rio Madeira basin, Brazil [PDF]

open access: yesNeotropical Ichthyology, 2020
A new species of the characid genus Knodus is described from the rio Aripuanã (rio Madeira basin). It can be distinguished from its congeners by its very low body depth, the presence of tri- to pentacuspid teeth on the outer premaxillary series, with the
Naércio A. Menezes   +2 more
doaj   +1 more source

Bryconamericus iheringii X LEEF

open access: yes, 2021
Bryconamericus iheringii (Boulenger, 1887) Material examined. BRAZIL – São Paulo • Iperó, Verde River, 23°26.35′S, 047°35.28′W; 560 m alt.; 12.VI. 2013; W.S. Smith and L. Halcsik leg.; hand nets; LEEF 110611-4 (8 spec., 21.0−230.0 mm SL). Identification.
Smith, Welber Senteio   +4 more
openaire   +2 more sources

Análisis comparado de las especies del género Bryconamericus (Teleostei: Characidae) en la cuenca de los ríos Cauca-Magdalena y Ranchería, Colombia

open access: yesRevista Mexicana de Biodiversidad, 2009
Se analizan las especies de Bryconamericus Eigenmann 1907 para la cuenca de los ríos Magdalena-Cauca y Ranchería, con base en material tipo y no tipo; además se establece la distribución geográfica de B. caucanus.
César Román-Valencia   +2 more
doaj   +1 more source

Fish Species Richness in Lowland Streams with a Geothermal Input Phenomenon, Sarapiquí de Heredia, Costa Rica

open access: yesInternational Scholarly Research Notices, Volume 2011, Issue 1, 2011., 2011
Lowland streams of the Caribbean Costa Rican slope are naturally enriched by minerals and solutes such as phosphorus, a phenomenon known as geothermal input. The resulting stream phosphorus gradient affects the food web by altering primary production, leading to complex biotic and abiotic interactions.
Jimena Golcher Benavides   +2 more
wiley   +1 more source

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