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Fish and aquatic habitat conservation in South America: a continental overview with emphasis on neotropical systems.
Fish conservation in South America is a pressing issue. The biodiversity of fishes, just as with all other groups of plants and animals, is far from fully known. Continuing habitat loss may result inExpand
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Ecology of Cichla (Cichlidae) in Two Blackwater Rivers of Southern Venezuela
We investigated the ecology of peacock cichlids (Cichla spp.), diurnal piscovores and important gamefishes, in the Rio Cinaruco (Rio Orinoco drainage of the southern Venezuelan llanos) during the dryExpand
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Temporal patterns of resource partitioning among Cichla species in a Venezuelan blackwater river.
In channel and floodplain habitats of the Cinaruco River, Venezuela, Cichla temensis was more abundant and larger than C. intermedia and C. orinocensis. Seasonal variation in hydrology influencedExpand
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Age structure and growth of peacock cichlids from rivers and reservoirs of Venezuela
Cichla temensis collected in Venezuela attained a mean standard length of 440 mm, and C. orinocensis and C. intermedia mean lengths of 309 and 321 mm, respectively. There was little evidence of sizeExpand
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Molecular phylogeny of Austrofundulus Myers (Cyprinodontiformes: Rivulidae), with revision of the genus and the description of four new species
Phylogenetic analysis of 13 mitochondrial DNA genes of Austrofundulus Myers 1932 indicates that as presently recognized, A. limnaeus is composed of several populations with monophyletic haplotypeExpand
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Peces de la cuenca del río Orinoco. Parte I: Lista de especies y distribución por subcuencas
1 Museo de Historia Natural La Salle. Apartado 1930, Caracas 1010-A, Venezuela. carlos.lasso@fundacionlasalle.org.ve; carlos.donascimiento@fundacionlasalle.org.ve; oscar.lasso@fundacionlasalle.org.veExpand
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Limnology of Andean piedmont rivers of Venezuela
Abstract We sampled 6 rivers of the piedmont region of Venezuela during the dry seasons of 1997 and 1998 to compare physical, chemical, and biological features and evaluate the influence of naturalExpand
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Biodiversidad ictiológica continental de Venezuela. Parte I. Lista de especies y distribución por cuencas
We present a corrected, expanded and updated list of the continental fishes of Venezuela. We develop a matrix presenting three types of information: taxon, ecological habits as a function ofExpand
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Ecology and Status of Piscivores in Guri, an Oligotrophic Tropical Reservoir
Abstract Guri Reservoir in Venezuela supports sport fisheries for two cichlid species (pavon venado or speckled pavon Cichla temensis and pavon mariposa C. orinocensis) and payara HydrolycusExpand
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A Variational Analysis of Populations of Bothrops (Serpentes: Viperidae) from Western Venezuela
Character variation was analyzed with univariate and multivariate methods in populations of Bothrops from the Andean piedmont (N = 37) and nearby upper Ilanos (N = 19) communities of westernExpand
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