Results 31 to 40 of about 3,959 (200)

New approaches for growth improvement in pejerrey Odontesthes bonariensis (Valenciennes, 1835) culture (Atherinomorpha: Atherinopsidae) [PDF]

open access: yes, 2014
The pejerrey is the most important recreational species in shallow temperate lakes and reservoirs of Argentina and the attempts to develop its culture have started a century ago.
Baigún, Claudio Rafael M.   +4 more
core   +5 more sources

Alimentação de alevinos de peixe-rei (Odontesthes bonariensis) com dietas naturais e artificiais Feeding pejerrey (Odontesthes bonariensis) fingerlings with natural and artificial diets

open access: yesCiência Rural, 2004
Neste trabalho, avaliou-se a resposta de alevinos de peixe-rei a diferentes tipos de alimentação, sendo os animais distribuídos num experimento com três tratamentos e quatro repetições, completamente ao acaso.
Sérgio Renato Noguez Piedras   +1 more
doaj   +1 more source

Evaluación de modelos del crecimiento en diferentes condiciones de cultivo de pejerrey (Odontesthes bonariensis) [PDF]

open access: yes, 2014
The pejerrey is one of the most important temperate native freshwater species of Argentina. Its culture is mainly done intensively and in recent years is being developed in floating cages in several Pampean lakes under semi-intensive and extensive ...
Baigún, Claudio Rafael M.   +5 more
core   +5 more sources

Evaluación morfométrica y genética de la estructura poblacional de Cynoscion guatucupa de la costa de Buenos Aires en el Mar Argentino [PDF]

open access: yes, 2010
This study analyzed the morphometric, microsatellite loci and mitochondrial control region variation of the striped weakfish from two feeding and spawning grounds in the coastal area of Buenos Aires province. The characterization of the body shape proved
Díaz de Astarloa, Clara María   +4 more
core   +1 more source

Community structure of metazoan parasites of silverside, Odontesthes bonariensis (Pisces, Atherinopsidae) from Argentina

open access: yesIheringia: Série Zoologia, 2012
The helminth communities of silverside, Odontesthes bonariensis (Valenciennes, 1835), from two Argentinean lagoons were studied and compared at component community and infracommunity levels.
Fabiana B. Drago
doaj   +1 more source

Seasonal pattern of the coastal fish assemblage in Anegada Bay, Argentina [PDF]

open access: yes, 2013
The seasonal variation of the inshore fish assemblage of Anegada Bay, North Patagonia, Argentina is described here. Three areas were seasonally sampled from 2007 to 2009 by means of a gang of bottom gill-nets.
Baigún, Claudio Rafael M.   +3 more
core   +1 more source

Cephalic morphological variation in freshwater silversides Odontesthes hatcheri and Odontesthes bonariensis in Patagonia: introgression and ecological relationships

open access: yesJournal of Fish Biology, 2013
Based on geometric morphometrics and discriminant analysis, the percentage of silverside Odontesthes hatcheri and Odontesthes bonariensis individuals identified by a taxonomic key and misclassified by discriminant analysis was obtained and a negative correlation between the percentage of misclassified individuals of O.
Crichigno, Sonia Alejandra   +3 more
openaire   +3 more sources

Efeito da intensidade luminosa sobre a capacidade de predação de larvas do peixe-rei marinho Odontesthes argentinensis Effect of light intensity on prey consumption of marine pejerrey Odontesthes argentinensis larvae

open access: yesCiência Rural, 2009
Este estudo teve como objetivo determinar o efeito da intensidade luminosa sobre a capacidade de predação de larvas do peixe-rei marinho Odontesthes argentinensis.
Ricardo Vieira Rodrigues   +2 more
doaj   +1 more source

Characterization of glycoconjugates in the pharyngeal cavity and the oesophagus of Odontesthes bonariensis by lectins [PDF]

open access: yesBiotemas, 2012
Seven types of biotinylated lectins were used to examine glycoconjugates (GCs) expression patterns in the mucosa of the pharyngeal cavity and the oesophagus of Odontesthes bonariensis.
Alcira Ofelia Díaz   +4 more
doaj   +3 more sources

Genomic Diversity and Species Boundaries of the Chilean Silversides Fishes (Atheriniformes, Atherinopsidae)

open access: yesDiversity
Silverside fishes in Chile, abundant in marine and freshwater habitats, are classified in two genera: Odontesthes and Basilichthys. Both genera have widespread distributions across southern South America, with marine origins.
Yanina F. Briñoccoli   +4 more
doaj   +1 more source

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