Results 11 to 20 of about 1,055 (159)
Relaciones evolutivas de los peces Prochilodus reticulatus y Prochilodus magdalenae (Characiformes: Prochilodontidae) [PDF]
A phylogenetic study was carried out between the species Prochilodus reticulatus (Valenciennes, 1850) and P.
Galvis, Fabian +2 more
core +6 more sources
Ecological Factors and Diversification among Neotropical Characiforms [PDF]
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.
Duque Escobar, Santiago Roberto +5 more
core +2 more sources
Embryogenesis and early larval development in bocachico (Prochilodus magdalenae) in Colombia
Background The bocachico (Prochilodus magdalenae) is a migratory freshwater fish and one of the main species of Colombian continental fishery. Interest in it is due to the fish’s excellent reproductive characteristics and sociocultural value in its ...
Jonny Andrés Yepes-Blandón +4 more
doaj +2 more sources
Genetic diversity of bocachico Prochilodus magdalenae in the department of Sucre [PDF]
Therefore the objective of the present study was to characterize genetically wild and cultivated populations of P. magdalenae, using molecular markers type RAMs in the area of the lower San Jorge, in the Department of Sucre.
Darwin Hernández H, +2 more
doaj +3 more sources
Se provee una descripción morfológica y morfométrica del desarrollo larval de Prochilodus magdalenae, del río Magdalena, Colombia. Los especímenes fueron obtenidos por desove inducido. Esta especie presenta huevos libres y muy hidratados.
Mauricio Arias-Gallo +2 more
doaj +3 more sources
Hydropower effects on Prochilodus magdalenae (Prochilodontidae) reproduction: evidence from endocrine response [PDF]
Objective. Describe the endocrine response associated with the reproduction of a tropical potamodromous fish under changes in the flow discharge produced by hydropower in an Andean. Materials and methods.
Daniela De Fex-Wolf +2 more
core +6 more sources
BIOLOGÍA REPRODUCTIVA DEL BOCACHICO Prochilodus magdalenae (PROCHILODONTIDAE) EN EL RÍO SAN JORGE, COLOMBIA [PDF]
Se estudió la biología reproductiva del Bocachico, Prochilodusmagdalenae, en el río San Jorge, Colombia. La especie es un pez con proporción sexual hembra: macho de 1,2:1, diferente a lo esperado.
María Alejandra Doria-González +3 more
doaj +3 more sources
El objetivo del estudio fue evaluar el efecto de la densidad de presas en la larvicultura de dorada Brycon sinuensis, para lo cual fueron ofrecidas, durante 24 horas, cuatro proporciones presa-predador 0:1 (T1), 1:1 (T2), 2:1 (T3) y 4:1 (T4) al inicio de
Víctor J Atencio García +4 more
doaj +2 more sources
Desempeño reproductivo del bocachico Prochilodus magdalenae inducido dos veces en un mismo año [PDF]
RESUMEN Objetivo. Evaluar el desempeño reproductivo del bocachico (Prochilodus magdalenae) sometido a dos inducciones hormonales con extracto pituitario de carpa (EPC) en un mismo año. Materiales y métodos.
Eduardo Kerguelén D +3 more
core +9 more sources
Background: phytoplankton is considered the most important community in the aquatic food chain. As the basis of the food chain, periphyton offers possibilities for further optimization of extensive aquaculture ponds, although in-depth research on its ...
José J García Gonzalez +2 more
doaj +4 more sources

