Results 91 to 100 of about 1,809 (206)

Assessment of condition in pejerrey Odontesthes bonariensis (Atheriniformes: Atherinopsidae) populations: which index works best?

open access: yesNeotropical Ichthyology
The pejerrey Odontesthes bonariensis is the most important target species in temperate freshwater fisheries of Argentina, and assessment of condition has been a regular practice and common diagnostic tool. Most pejerrey fishery studies have used Fulton's
Claudio R. M. Baigún   +2 more
doaj   +1 more source

Lista de peces de la provincia de Entre Ríos [PDF]

open access: yes, 2013
Fil: Arias, José D.. Facultad de Ciencia y Tecnología. Universidad Autónoma de Entre Ríos; ArgentinaFil: Demonte, Lucio D.. Facultad de Humanidades y Ciencias. Universidad Nacional del Litoral; ArgentinaFil: Miquelarena, Amalia María.
Arias, José D.   +4 more
core  

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

Early morphological variation and induction of phenotypic plasticity in Patagonian pejerrey

open access: yesNeotropical Ichthyology, 2012
The aim of this work was to study two aspects of phenotypic plasticity in the Patagonian pejerrey Odontesthes hatcheri (Teleostei: Atherinopsidae) the dependence of the early morphology on developmental time and temperature, and the induction of ...
Sonia A. Crichigno   +2 more
doaj  

Checklist comparison and dominance patterns of the fish fauna at Taim Wetland, South Brazil

open access: yesNeotropical Ichthyology
Taim Hydrological System is a unique subtropical wetland in southern Brazil harboring an exceptional biological diversity. In 1978, an ecological reserve was established to protect part of this area from increasing anthropogenic impacts in its ...
Alexandre M. Garcia   +6 more
doaj   +1 more source

Fishes of the Red River in Arkansas [PDF]

open access: yes, 2003
Fishes were collected from Red River mainstem habitats in Arkansas with seines, rotenone, hoop nets, gill nets, and trotlines from 1995 through 2001. Seventy-two species were identified distributed among 17 families, and 15 species were new records for ...
Buchanan, Thomas M.   +3 more
core   +1 more source

Seasonal variation of parasitism in pejerrey Odontesthes bonariensis (Atheriniformes, Atherinopsidae) from La Viña reservoir (Córdoba, Argentina) Variação sazonal do parasitismo em Peixe-rei Odontesthes bonariensis (Atheriniformes, Atherinopsidae) no reservatório La Viña, Córdoba, Argentina

open access: yesRevista Brasileira de Parasitologia Veterinária, 2008
The pejerrey Odontesthes bonariensis is the most important freshwater fish of Argentina central region. The present study was conducted to describe the seasonal variation of parasitism in O.
Miguel Mancini   +5 more
doaj   +1 more source

A checklist of marine larval trematodes (Digenea) in molluscs from Argentina, Southwestern Atlantic coast [PDF]

open access: yes, 2015
A checklist of cercariae parasitizing marine molluscs from Patagonian coast, Argentina, based on literature sources and new records here presented. In total, cercariae of 31 species of marine digeneans, including 11 new records here presented, are known ...
Bagnato, Estefanía   +3 more
core   +2 more sources

Trophic interactions among sympatric zooplanktivorous fish species in volume change conditions in a large, shallow, tropical lake

open access: yesNeotropical Ichthyology
Significant reductions in the water volume of shallow lakes impose a restriction on species segregation promoting more interactions in the trophic relationships.
Rodrigo Moncayo-Estrada   +2 more
doaj   +1 more source

Ictiólogos de la Argentina : Jorge Calvo [PDF]

open access: yes, 2011
Fil: López, Hugo Luis. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Fernández, Daniel Afredo. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
Fernández, Daniel Afredo   +2 more
core  

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