Results 61 to 70 of about 1,114 (162)

Análisis y evaluación financiera del sistema policultivo de bocachico y tilapia roja en los departamentos del Atlántico y Magdalena [PDF]

open access: yes, 2015
En este texto investigativo se realiza una avaluación financiera del proyecto Sistema Policultivo Bocachico – Tilapia Roja. Para llevar a cabo la investigación radica que en el momento en que se realizó el primer prototipo del Policultivo, no se tuvieron
Carreño Cueto, Edelsy Luz   +1 more
core  

Sperm Quality, Milt Biochemistry, and Cellular Ultrastructure in Fresh and Cryopreserved Sperm of Brycon amazonicus

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
Milt cryopreservation facilitates native fish’s constant production of commercial interest. However, it can damage spermatozoa (sptz) due to the osmotic stress of diluents and low temperatures. This study compares spermatic quality in fresh (SF) and cryopreserved (CS) milt in B. amazonicus for 24 h, 1 month, and 3 months.
Owens José Barros-Barrios   +4 more
wiley   +1 more source

Genetska raznolikost kolumbijskog kreolskog magaraca u odjelu Sucre [PDF]

open access: yes, 2020
The objective of this study was to evaluate the genetic diversity of the Colombian Creole donkey in the Department of Sucre using Random Amplified Microsatellites (RAM) molecular markers. In 100 individuals from the five subregions of the department, DNA
Adrian Medina-Montes   +3 more
core   +2 more sources

The problems with pin bones: Intermuscular bone development and function in salmonids and their implications for aquaculture

open access: yesReviews in Aquaculture, Volume 16, Issue 4, Page 1981-1995, September 2024.
Abstract A healthy skeletal system is fundamental to fish welfare and performance and a key physiological feature of a robust fish. The presence of skeletal deformities in farmed salmonids is a persistent welfare problem in aquaculture, and one which threatens to impede industry growth.
Brianne A. Lyall   +7 more
wiley   +1 more source

Observaciones ecológicas sobre los peces Bocachico real (Prochilodus mariae eigenmann 1922) y el Bocachico cardumero (Suprasinelepichthys laticeps valenciennes 1849) del sistema del rio metica y algunos datos comparativos del Bocachico (Prochilodus r

open access: yesActa Biológica Colombiana, 1986
In this investigation, comparative ecological data of three species of freshwater fish is presented. Two of them belong to the Metica river system, the Bocachico Real (Prochilodus mariae Eigenmann 1922) and the Bocachico Cardumero (Suprasinelepichthys ...
Fabio Flórez A.
doaj  

Desarrollo larval de <i>Prochilodus magdalenae</i> (Steindachner, 1879) (Pisces: Prochilodontidae), río Magdalena, Colombia

open access: yesActualidades Biológicas, 2012
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. El período de incubación es corto y duró aproximadamente 14 h después de la fertilización a 24 ºC. La larva no está
Mauricio Arias-Gallo   +2 more
openaire   +1 more source

Selectividad de red de enmalle para captura de bocachico (Prochilodus magdalenae, Prochilodontidae) en la ciénaga de Zárate

open access: yesActa Biológica Colombiana, 2021
La estimación precisa de curvas de selectividad de redes de enmalle en una población de peces es un requisito importante para la sostenibilidad de los stocks explotados.
Jesús David Arrieta Atencio   +2 more
doaj   +1 more source

Spatial and temporal variation of fish assemblage associated with aquatic macrophyte patches in the littoral zone of the Ayapel Swamp Complex, Colombia [PDF]

open access: yes, 2017
: Aim: The purpose of the present study was to examine spatial and temporal variation in fish assemblage structure associated with aquatic macrophytes in the littoral zone of the ASC. Methods: Specimens were caught between January 2008 and February 2009,
AGUIRRE N.   +46 more
core   +3 more sources

Concentraciones de metilmercurio en Prochilodus magdalenae (Teleostei: Curimatidae) y Hoplias malabaricus (Teleostei: Erythrinidae) en la cuenca baja del río Cauca-Magdalena, norte de Colombia

open access: yesActa Biológica Colombiana, 2021
Las emisiones de mercurio (Hg) a partir de actividades de minería afectan los recursos pesqueros, los cuales son importantes en la alimentación proteínica de las poblaciones humanas.
Ángel De Jesús Cruz Esquivel   +1 more
doaj   +1 more source

Heavy metals (Cd, Pb and Ni) in fish species commercially important from Magdalena river, Tolima tract, Colombia [PDF]

open access: yes, 2012
Water quality of the Magdalena River, main waterway of Colombia, has been severely damaged by the use of heavy metals from anthropogenic activity. Two commercially important fish Prochilodus magdalenae and Pimelodus blochii, were cap- tured in four of ...
Noreña-Ramirez, Diana Alexandra
core   +1 more source

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