Results 31 to 40 of about 4,534 (243)

Are white-beaked dolphins Lagenorhynchus albirostris food specialst? Their diet in the southern North Sea [PDF]

open access: yes, 2010
The white-beaked dolphin Lagenorhynchus albirostris is the most numerous cetacean after the harbour porpoise Phocoena phocoena in the North Sea, including Dutch coastal waters.
Jansen, O.E.   +3 more
core   +2 more sources

THE ENDEMIC MARINE FISH FAUNA FROM THE EASTERN PARATETHYS RECONSTRUCTED FROM OTOLITHS FROM THE MIOCENE (MIDDLE SARMATIAN S.L.; BESSARABIAN) OF JURKINE (KERCH PENINSULA, CRIMEA)

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2023
Reconstructing fossil bony fish faunas using otoliths is a well-established method that allows a diverse and dense record in time and space to be assembled. Here we report about a rich otolith-based fish fauna from the middle Sarmatian s.l.
ANDRIY BRATISHKO   +2 more
doaj   +1 more source

Diets of shags Phalacrocorax aristotelis and cormorants P. carbo in Norway and possible implications for gadoid stock recruitment [PDF]

open access: yes, 1990
The diets of shags and cormorants were studied in Norway through analyses of regurgitated pellets. Although this method has many limitations, indications were that both species rely heavily on small gadoids (Gadidae) and sand eels (Ammodytidae) for food ...
Barrett, R. T.   +3 more
core   +1 more source

What goes in, must come out:combining scat-based molecular diet analysis and quantification of ingested microplastics in a marine top predator [PDF]

open access: yes, 2019
Context: Microplastics (plastic particles <5 mm in size) are highly available for ingestion by a wide range of organisms, either through direct consumption or indirectly, via trophic transfer, from prey to predator.
Bennett, Kimberley A.   +6 more
core   +4 more sources

A fish otolith assemblage from the Late Miocene (Pannonian) deposits of Lake Pannon (Doba, NW Hungary) [PDF]

open access: yes, 2012
A fish otolith assemblage consisting of 173 specimens was recovered from littoral sand deposits of the brackish Lake Pannon at Doba, western Hungary. Co-occurring endemic mollusks indicate the Lymnocardium ponticum Zone, thus an age of about 9 million ...
Bosnakoff, Mariann, Katona, Lajos Tamás
core   +1 more source

DNA barcode authentication reveals highly fraudulent Cod commerce in Porto Alegre, Brazil

open access: yesForensic Science International: Reports, 2020
Through the DNA barcoding technique using the cytochrome oxidase subunit I (coI) mitochondrial gene, a high degree of fraudulent commerce of Cod (Bacalhau in Portuguese) was detected in the city of Porto Alegre, Brazil.
Bárbara B. Calegari   +3 more
doaj   +1 more source

The Mediterranean and Black Sea STECF Stock Assessment Database [PDF]

open access: yes, 2018
Since 2007, the Scientific Technical Economic Committee for Fisheries (STECF), for which Joint Research Centre (JRC) runs the Secretariat and all the data collection process, started collecting and organizing information on Mediterranean and Black Sea ...
GIBIN MAURIZIO   +4 more
core   +2 more sources

Agonistic behaviour and sound production in Gaidropsarus mediterraneus, (Gadidae) [PDF]

open access: yesJournal of Fish Biology, 1996
Agonistic behaviour and sound production were described for captive Gaidropsarus mediterraneus, a shore‐dwelling gadoid. Thump‐like sounds were produced during agonistic interactions, which involved disputes over access to shelter sites.
Almada, Vítor Carvalho   +5 more
openaire   +2 more sources

Desenvolvimento dos ovócitos em Harengula clupeola, Urophycis brasiliensis, Eucinostomus argenteus, Isopisthus parvipinnis e Menticirrhus americanus (Teleostei) Oogenesis in Harengula clupeola, Urophycis brasiliensis, Eucinostomus argenteus, Isopisthus parvipinnis and Menticirrhus americanus (Teleostei)

open access: yesBrazilian Journal of Oceanography, 1989
Foram descritas histologicamente, em cinco espécies de teleósteos do litoral de São Paulo, as fases ovocitárias envolvidas no processo de maturação ovariana.
Paulo de Tarso da Cunha Chaves
doaj   +1 more source

Food and feeding habits of king weakfish, Macrodon ancylodon (Bloch & Schneider, 1801) caught in the southern coast of Brazil (lat, 29º to 32ºs)

open access: yesBrazilian Journal of Oceanography, 1985
Macrodon ancylodon was obtained from landings in Santos Port (São Paulo State) of fish caught monthly by commercial vessels, on the southern coast of Brazil during September 1976 to August 1977.
Anastácio Afonso Juras   +1 more
doaj   +1 more source

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