Results 21 to 30 of about 226 (89)

Marine parasites as biological tags in South American Atlantic waters, current status and perspectives [PDF]

open access: yes, 2013
Many marine fisheries in South American Atlantic coasts (SAAC) are threatened by overfishing and under serious risk of collapsing. The SAAC comprises a diversity of environments, possesses a complex oceanography and harbours a vast biodiversity that ...
Cantatore, Delfina María Paula   +1 more
core   +2 more sources

By-catch composition of the Patagonian scallop fishery: the fishes Composición de la captura incidental en la pesquería de vieira patagónica: los peces

open access: yesLatin American Journal of Aquatic Research, 2012
An inventory of 24 fish species incidentally caught by the Patagonian scallop fleet in the SW Atlantic Ocean is provided for the first time. The most frequent species were Psammobatis spp. (81.4%), Bathyraja brachyurops (75.1%), B.
Laura Schejter   +5 more
doaj  

Assessing the trophic ecology of three sympatric squid in the marine ecosystem off the Patagonian Shelf by combining stomach content and stable isotopic analyses [PDF]

open access: yes, 2016
Squid species are important components of the Southern Atlantic Ocean ecosystems, as they prey on a wide range of crustaceans, fish and cephalopods.
Navarro, J. (Joan)   +3 more
core   +1 more source

Survival rates of rays discarded by the bottom trawl squid fishery off the Falkland Islands [PDF]

open access: yes, 2004
Waters off the Falkland Islands are subject to a specialized multispecies ray fishery and were first fished by a Korean fleet in 1989. More than twenty different rajid species have been recorded from catches around the islands, and five species accounted
Laptikhovsky, Vladimir V.
core  

Cottoperca trigloides, Frogmouth [PDF]

open access: yes, 2020
This widely distributed, demersal species is associated with rocky bottoms and kelp forests. It is discarded as bycatch in trawl fisheries, but this is not expected to be driving population declines approaching a Near Threatened or threatened level at ...
Buratti, C.   +6 more
core   +1 more source

Temperature-dependent tonic contraction of smooth muscle in Antarctic fishes Notothenia neglecta and Chaenocephalus aceratus - Role of calcium ions and responses to acetylcholine [PDF]

open access: yes, 2000
The isolated intestinal smooth muscle of Antarctic fishes Notothenia neglecta and the icefish Chaenocephalus aceratus displayed a sustained tonic contraction depending upon the temperature of the nutritive bath.
Katsumasa Hoshino   +2 more
core   +1 more source

First Insights Into the Growth and Population Structure of Cottoperca trigloides (Perciformes, Bovichtidae) From the Southwestern Atlantic Ocean [PDF]

open access: yes, 2020
The aim of this work was to describe the growth of Cottoperca trigloides, a notothenioid species with a non-Antarctic distribution, and to test the existence of different nursery areas and fish stocks through changes in the otolith elemental composition.
Avigliano, Esteban   +9 more
core   +1 more source

Sub-Antarctic and High Antarctic Notothenioid Fishes: Ecology and Adaptational Biology Revealed by the ICEFISH 2004 Cruise of RVIB Nathaniel B. Palmer [PDF]

open access: yes, 2012
The goal of the ICEFISH 2004 cruise, which was conducted on board RVIB Nathaniel B. Palmer and traversed the transitional zones linking the South Atlantic to the Southern Ocean, was to compare the evolution, ecology, adaptational biology, community ...
Buckley, Bradley A.   +4 more
core   +2 more sources

Preliminary study of the variations on the spatio-temporal distribution of a potentially exploitable species (Patagonotothen spp.) in the southwest Atlantic, using GIS techniques [PDF]

open access: yes, 2012
The genus Patagonotothen is the most common Nototheniid on the Patagonian Shelf and slope and is part of the by-catch species in the bottom trawl fisheries.
Brickle, P. (Paul)   +9 more
core  

COMUNIDADES DE PARÁSITOS DE PATAGONOTOTHEN TESSELLATA (RICHARDSON, 1845) (PISCES: NOTOTHENIIDAE) DE CHILE AUSTRAL: ¿QUÉ TAN DETERMINANTE ES EL SEXO DEL HOSPEDERO? [PDF]

open access: yes, 2021
The knowledge of the parasites community in marine fish is extensive. However, there is scarce information about their parasites in several fish species, such as the case of Patagonotothen tessellate (Richardson, 1845), which is a fish widely distributed
Cartes, Fanny D.   +3 more
core   +3 more sources

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