Results 1 to 10 of about 59 (53)

Ecological niche modeling as an effective tool to predict the distribution of freshwater organisms: The case of the Sabaleta Brycon henni (Eigenmann, 1913) [PDF]

open access: yesPLoS ONE, 2021
Ecological niche models (ENMs) aim to recreate the relationships between species and the environments where they occur and allow us to identify unexplored areas in geography where these species might be present.
Daniel Valencia Rodríguez   +1 more
exaly   +3 more sources

Genetic diversity and structure of Brycon henni in regulated and non-regulated water flow rivers of the Colombian Andes

open access: yesFrontiers in Environmental Science, 2023
The sabaleta, Brycon henni, is a medium-size fish species found in the Andean range of the Magdalena-Cauca river basin in Colombia, where it is a fishery resource. Recruitment of sabaleta has affected construction of dams with unknown consequences on its
L F Jiménez-Segura   +2 more
exaly   +3 more sources

Morphological and molecular characterization of Contracaecum jorgei (Nematoda: Anisakidae) in five Neotropical freshwater fish species in Colombia [PDF]

open access: yesInternational Journal for Parasitology: Parasites and Wildlife
Larvae of the family Anisakidae occur in numerous freshwater and marine fish species. Although nematodes of the genus Contracaecum are widely distributed, little is known about their occurrence in fish in South America, particularly in Colombia.
Astrid Rave   +4 more
doaj   +2 more sources

Ecología trófica de la Sabaleta Brycon henni (Pisces: Characidae) en el río Portugal de Piedras, Alto Cauca, Colombia [PDF]

open access: yesRevista Mvz Cordoba, 2011
Objetivo. Estudiar la ecología trófica de la sabaleta (Brycon henni) en el río Portugal de Piedras, cordillera Oriental, departamento del Valle del Cauca. Materiales y métodos.
Alvaro Botero Botero   +1 more
doaj   +2 more sources

Composición, estacionalidad y hábitat de los peces de la quebrada Cristales, afluente del Río la Vieja, Alto Cauca, Colombia.

open access: yesRevista de Investigaciones Universidad del Quindío, 2022
Se estudió la composición, estacionalidad y hábitat de los peces de la Quebrada Cristales, afluente terciario del río La Vieja en el Alto Cauca, Colombia, desde junio 2004 hasta enero, 2005.
Roberto J. García-Alzate   +2 more
doaj   +1 more source

Feeding strategy of fish that colonize reservoirs in the Magdalena river basin

open access: yesUniversitas Scientiarum, 2022
Construction of dams for hydropower in Andean rivers of Colombia is increasing loss of species of the region. Fish species that persist in these artificial ecosystems are those which find favorable the new conditions for their recruitment.
Daniel Restrepo Santamaria   +3 more
doaj   +1 more source

A phylogenetic analysis of Brycon and Henochilus (Characiformes, Characidae, Bryconinae) based on the mitochondrial gene 16S rRNA

open access: yesGenetics and Molecular Biology, 2008
The genus Brycon, the largest subunit of the Bryconinae, has 42 valid species distributed from southern Mexico to the La Plata River in Argentina. Henochilus is a monotypic genus, comprising a single species (H.
Silva Hilsdorf   +3 more
doaj   +1 more source

Bio Anorí, the biological expedition that documented fish diversity after the post-conflict in Antioquia, Colombia

open access: yesGlobal Ecology and Conservation, 2023
The peace process in Colombia allowed biodiversity experts to visit unexplored regions in the tropical Andes mountains. The diversity of fish species and characteristics of the aquatic environments (creeks, streams, and river channels) in which they live
Daniel Restrepo-Santamaria   +5 more
doaj   +1 more source

Evaluation of two levels of protein in diets for the Sabaleta Brycon Henni juveniles (Eigenmann, 1913).

open access: yesRevista Colombiana de Investigaciones Agroindustriales, 2015
This experiment was conducted in order to evaluate two levels of protein in juvenile sabaleta, (Brycon henni) with two diets formulated semi-purified with 24% and 26% protein. 132 fishes were used obtained from the wild, with a weight of 1-3g, 3,1-5g, 5,
María Cristina Aguirre Gaviria   +1 more
doaj   +1 more source

Ecological Factors and Diversification among Neotropical Characiforms

open access: yesInternational Journal of Ecology, Volume 2012, Issue 1, 2012., 2012
Morphological and DNA sequence data has been used to propose hypotheses of relationships within the Characiformes with minimal comparative discussion of causes underpinning the major intraordinal diversification patterns. We explore potential primary morphological factors controlling the early diversification process in some Neotropical characiforms as
Cástor Guisande   +12 more
wiley   +1 more source

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