Results 81 to 90 of about 4,027 (234)

Plasma ion levels of freshwater and marine/estuarine teleosts from Southern Brazil

open access: yesNeotropical Ichthyology
The purpose of this study was to investigate Na+, Cl-, K+, Ca2+, and Mg2+ levels in the plasma of freshwater and marine/estuarine teleosts collected at different salinities (0 to 34) from the estuarine and freshwater portions of the São Gonçalo channel ...
Alexssandro Geferson Becker   +6 more
doaj   +1 more source

Ictiólogos de la Argentina : Ricardo Gerónimo Perrotta [PDF]

open access: yes, 2015
Fil: López, Hugo Luis. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Ponte Gómez, Justina. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
Hansen, Jorge E.   +2 more
core  

Plasma ion levels of freshwater and marine/estuarine teleosts from Southern Brazil

open access: yesNeotropical Ichthyology, 2011
The purpose of this study was to investigate Na+, Cl-, K+, Ca2+, and Mg2+ levels in the plasma of freshwater and marine/estuarine teleosts collected at different salinities (0 to 34) from the estuarine and freshwater portions of the São Gonçalo channel ...
Alexssandro Geferson Becker   +6 more
doaj  

Age and growth of the white croaker Micropogonias furnieri (Perciformes: Sciaenidae) in a coastal area of Southeastern Brazilian Bight

open access: yes, 2017
Studies on age and growth of fish populations have direct application in fisheries and contribute for policies of conservation. Our aim was update information on the Micropogonias furnieri growth parameters based on sagittae otoliths annulis readings ...
R. S. Santos, M. R. Costa, F. G. Araújo
semanticscholar   +1 more source

Preliminary Study of the Sonic Muscle of Micropogonias furnieri (Actinopterygii, Sciaenidae): Morfología e Histoquímica [PDF]

open access: yesInternational Journal of Morphology, 2012
El presente trabajo estudia la morfologia del musculo del sonido de Micropogonias furnieri por medio de tecnicas histoquimicas y lo compara con trabajos previos de la histoquimica del musculo pectoral y miotomal. Con el fin de clasificar las fibras musculares se utilizaron distintas tecnicas: succinato deshidrogenasa (SDH) para mitocondrias, acido ...
Devincenti, Clelia Viviana   +5 more
openaire   +2 more sources

Acoustic Behavior of Franciscana Dolphins (Pontoporia blainvillei) Around a Fishing Net During a Bycatch Event

open access: yes
Marine Mammal Science, Volume 42, Issue 1, January 2026.
Luiz Gustavo Ramos Arrial   +3 more
wiley   +1 more source

El estuario del Plata: donde el río se encuentra con el mar [PDF]

open access: yes, 2003
The Rio de la Plata estuary is one of the largest estuarine environments of South America. It is characterized by a two-layer vertical salinity distribution and the existence of water masses convergence zones (fronts).
Acha, E.M., Mianzan, H.
core  

Spatiotemporal Variability and Sound Characterization in Silver Croaker Plagioscion squamosissimus (Sciaenidae) in the Central Amazon [PDF]

open access: yes, 2014
Background The fish family Sciaenidae has numerous species that produce sounds with superfast muscles that vibrate the swimbladder. These muscles form post embryonically and undergo seasonal hypertrophy-atrophy cycles.
Borie, Alfredo   +3 more
core   +4 more sources

Morfología bucofaríngea y hábitos alimentarios de Micropogonias furnieri (Pisces: Sciaenidae) en la costa norte del Estado Sucre, Venezuela

open access: yesRevista de Biología Tropical, 2001
Se estudió la morfología de la región mandibular, faríngea y del tracto digestivo; y se analizaron los hábitos alimentarios de Micropogonias furnieri, de muestras adquiridas mensualmente desde mayo 1989 hasta abril de 1990, de la pesca artesanal, en la ...
Lilia J. Ruiz   +2 more
doaj  

Fishing activity in Northern Rio de Janeiro State (Brazil) and its relation with small cetaceans

open access: yesBrazilian Archives of Biology and Technology, 1998
Research on fishing activity at Atafona village, in Northern Rio de Janeiro, Brazil (21°35'S), was carried out between 1987-96 for the purpose of relating it to the accidental capture of small cetaceans and of estimating the relationship between fishing ...
Ana Paula Madeira Di Beneditto   +2 more
doaj   +1 more source

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