Results 41 to 50 of about 1,621 (186)

Análisis comparado de las especies del género Bryconamericus (Teleostei: Characidae) en la cuenca de los ríos Cauca-Magdalena y Ranchería, Colombia Comparative analysis of species of the genus Bryconamericus (Teleostei: Characidae) from Cauca, Magdalena and Ranchería basin rivers in 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  

Hemibrycon rafaelense sp. n. (Characiformes, Characidae), una nueva especie del alto Cauca, con claves de identificación para las especies colombianas [PDF]

open access: yes, 2008
A new fish species of Hemibrycon is described from the San Rafael River, upper Cauca River, Colombia. H. rafaelense canbe distinguished from other species of the genus by the number of cusps on the teeth in the internal premaxilla row (3-5 vs. 5-7 except
Arcila-Mesa, D. K., Román-Valencia, C.
core  

Physico-chemical characteristics of water and ichthyofauna composition of the Piedras Moras reservoir (Córdoba, Argentina) [PDF]

open access: yes, 2017
El embalse Piedras Moras (32°10,13’S, 64°16,50’W) es el último de una serie de seis que se han construido sobre la cuenca del río Tercero en la provincia de Córdoba (Argentina).
Biolé, Fernanda Gabriela   +3 more
core   +1 more source

Feeding Ecology of the Relict Fish Gymnocharacinus-Bergi, a Characid from Southern South-America [PDF]

open access: yes, 1999
Fil: Escalante, Alicia H.. Universidad Nacional de Mar del Plata. Mar del Plata; ArgentinaFil: Menni, Roberto Carlos. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
Escalante, Alicia H.   +1 more
core  

Reproductive biology of pequira Bryconamericus stramineus (Eigenmann, 1908) in Funil Reservoir-MG, Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2019
Abstract In order to evaluate aspects of reproductive biology of the “pequira” ( Bryconamericus stramineus) in the elevator of the Funil Dam - MG, fish capture was carried out from November 2008 to January 2009 and 317 individuals were collected. The mean standard length (SL) of the population was 4.96 cm and mean weight 1.80 g.
Murgas, L. D. S.   +7 more
openaire   +6 more sources

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.
core  

Karyotypic diversity in a population of Bryconamericus aff. iheringii (Characidae)

open access: yesGenetics and Molecular Research, 2014
Bryconamericus comprises 56 species distributed into three groups, on the basis of the position and shape of the maxillary teeth: B. exodon, B. microcephalus and B. iheringii groups. Few cytogenetic data are available for this genus, but the diploid number of 52 chromosomes is quite common, although the karyotypic variability is extensive.
L L L, da Silva   +2 more
openaire   +2 more sources

Application of the physical habitat simulation for fish species to assess environmental flows in an Atlantic Forest Stream in South-eastern Brazil

open access: yesNeotropical Ichthyology
The physical habitat simulation sub-routine of the Instream Flow Incremental Methodology (IFIM) uses hydraulic modeling and suitability indices of target fish species to predict how differences in-stream flows affect the microhabitat occupation by fish ...
Marcus Rodrigues da Costa   +5 more
doaj   +1 more source

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
core  

Osteología y lepidología de Gymnocharacinus Bergi [Pisces Characidae] [PDF]

open access: yes, 1983
Fil: Miquelarena, Amalia María. CONICETFil: Aramburu, Raúl Horacio.
Aramburu, Raúl Horacio   +1 more
core  

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