Results 31 to 40 of about 196,961 (299)

Baseline data of the presence of meso and microplastics in digestive tract of a commercially important teleost fish from the Rio de la Plata Estuary System (Southwest Atlantic Ocean)

open access: yesMarine and Fishery Sciences, 2021
In this paper, we analyze the occurrence, abundance, and type of plastic debris (PD) present on the digestive tracts of 65 white croakers (Micropogonias furnieri) catches from Rio de la Plata Estuary System (RLPES). Eighty percent of individuals analyzed
María Agustina Mandiola   +6 more
doaj   +1 more source

Annual population dynamics of the opossum shrimp Neomysis americana Smith, 1873 (Crustacea, Mysidacea) from an estuarine sector of the Argentine Sea

open access: yesScientia Marina, 2005
The opossum shrimp Neomysis americana Smith, 1873 (Crustacea: Mysidacea) is abundant in coastal and estuarine sectors of the southwest Atlantic ((30°S-40°S) where it plays a key role as food for fish.
María Delia Viñas   +2 more
doaj   +1 more source

Feeding habits of the cockfish, Callorhinchus callorynchus (Holocephali: Callorhinchidae) from off northern Argentina [PDF]

open access: yesNeotropical Ichthyology, 2020
The feeding habits of Callorhinchus callorynchus were investigated in coastal waters off northern Argentina. The effect of body size, seasons and regions was evaluated on female diet composition using a multiple-hypothesis modelling approach ...
Jorge M. Roman   +3 more
doaj   +1 more source

Geophysical characterisation of the ocean–continent transition at magma-poor rifted margins [PDF]

open access: yes, 2009
Geophysical characterisation of the ocean-continent transition (OCT) at magma-poor riftedmargins has focused primarily on the determination of P wave velocities using wide-angleseismic techniques. Such experiments have shown that the OCT is heterogeneous,
Minshull, Timothy A.
core   +1 more source

History of oceanic front development in the New Zealand sector of the Southern Ocean during the Cenozoic--a synthesis [PDF]

open access: yes, 2001
The New Zealand sector of the Southern Ocean (NZSSO) has opened about the Indian-Pacific spreading ridge throughout the Cenozoic. Today the NZSSO is characterised by broad zonal belts of antarctic (cold), subantarctic (cool), and subtropical (warm ...
Abelmann A.   +60 more
core   +2 more sources

REVIEWING THE DISTRIBUTION OF THE SEA SLUG Bursatella leachii BLAINVILLE, 1817 (APLYSIIDAE, MOLLUSCA) IN BRAZIL, WITH ITS FIRST RECORD IN THE STATE OF SERGIPE, NORTHEASTERN REGION

open access: yesEnvironmental Smoke
This study expands and establishes the known distribution of Bursatella leachii in Brazil through a review of the literature on the species' distribution in the country and the first records of the species in the state of Sergipe, Northeastern region ...
Caio Correia Régis-Silva   +1 more
doaj   +1 more source

Estimated total abundance and numbers at age of longtail hake (Macruronus magellanicus) in the Southwest Atlantic during the years 1987-2000

open access: yesScientia Marina, 2002
Delta-based estimates of longtail hake biomass off Argentina were derived from the results of summer trawl surveys carried out on an irregular basis since 1987.
Analía R. Giussi   +2 more
doaj   +1 more source

Age and growth of the southern blue whiting Micromesistius australis in the SW Atlantic

open access: yesScientia Marina, 2000
Age and growth of southern blue whiting Micromesistius australis are studied. Sagitta otoliths from 3650 specimens were used for age determination. These were taken during research surveys and commercial catches in the South West Atlantic during 1994 and
Maria Cristina Cassia
doaj   +1 more source

Feeding and foraging ecology of Trindade petrels Pterodroma arminjoniana during the breeding period in the South Atlantic Ocean [PDF]

open access: yes, 2017
Seabirds breeding in tropical environments experience high energetic demands, when foraging in an oligotrophic environment. The globally threatened Trindade petrel Pterodroma arminjoniana has its largest colony in Trindade Island (20°30′S–29°19′W) inside
Bugoni, Leandro   +4 more
core   +1 more source

First records of Neopomacentrus cyanomos (Bleeker, 1856) (Pomacentridae, Blenniiformes) in Southwestern Atlantic reefs [PDF]

open access: yesCheck List
Records of non‑native species in the Southwestern Atlantic reefs have increased alarmingly within the last two decades. Here, we provide the first report in the Southwest Atlantic of Neopomacentrus cyanomos (Bleeker, 1856), Regal Damselfish, a ...
Marcelo R. S. Melo   +5 more
doaj   +3 more sources

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