Results 31 to 40 of about 33,494 (246)

First record of brown colouration of Atlantic cod (Gadus morhua, L.) from the North Sea

open access: yesOceanologia, 2014
This paper reports the biological characterisation of a specimen of Atlantic cod (Gadus morhua L.) with a unique brown colour, which is the first fish of this species with such a colouration recorded from European waters.
Agnieszka Rybczyk   +2 more
doaj   +1 more source

Differences in neurochemical profiles of two gadid species under ocean warming and acidification

open access: yesFrontiers in Zoology, 2017
Background Exposure to future ocean acidification scenarios may alter the behaviour of marine teleosts through interference with neuroreceptor functioning.
Matthias Schmidt   +6 more
doaj   +1 more source

Distribution of anisakid nematodes in the muscle tissue of cod (Gadus morhua) from the Norwegian Sea

open access: yesOceanologia, 2022
Atlantic cod (Gadus morhua) is an important commercial fish species on the world market. The aim of our studies was to explore the presence, intensity of infection and distribution of the zoonotic nematodes of the different genera of Anisakidae in the ...
Katarzyna Nadolna-Ałtyn   +3 more
doaj   +1 more source

Comparative Growth and Survival of Juvenile Atlantic Cod (Gadus morhua)Cultured in Copper and Nylon Net Pens [PDF]

open access: yes, 2012
Bio-fouling on net pens has been a major concern for the marine aquaculture industry. As cage systems increase in size, so does the surface area for the attachment of colonial organisms that create drag on the net, reduce water flow important to fish ...
Bunker, Jon   +3 more
core   +2 more sources

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

1H NMR metabolic profiling of cod (Gadus morhua) larvae: potential effects of temperature and diet composition during early developmental stages

open access: yesBiology Open, 2015
Marine aquaculture offers a great source of protein for the increasing human population, and farming of, for example, Atlantic salmon is a global industry. Atlantic cod farming however, is an example of a promising industry where the potential is not yet
Matilde Skogen Chauton   +8 more
doaj   +1 more source

Genetic Structure of Juvenile Stages of Phocanema bulbosum (Nematoda, Chromadorea: Anisakidae) Parasitizing Commercial Fish, Atlantic Cod Gadus morhua, and American Plaice Hippoglossoides platessoides in the Barents Sea

open access: yesDiversity, 2023
Atlantic cod Gadus morhua and American plaice Hippoglossoides platessoides are two of the most commercially valuable species in the Barents Sea (FAO Area 27).
Ilya I. Gordeev   +5 more
doaj   +1 more source

Learning in cod (Gadus morhua): long trace interval retention [PDF]

open access: yesAnimal Cognition, 2007
Basic knowledge about learning capacities and awareness in fish is lacking. In this study we investigated which temporal gaps Atlantic cod could tolerate between two associated events, using an appetitive trace-conditioning paradigm with blinking light as conditioned stimulus (CS) and dry fish food as unconditioned stimulus (US).
Nilsson, J.   +4 more
openaire   +4 more sources

Walking the cod: an investigation into the relative robustness of cod, Gadus morhua, skeletal elements

open access: yesInternet Archaeology, 1999
A simple experiment is described which details what happens to the bones of cod when they are walked on by a man. The pattern of fragmentation for various elements is illustrated and an index of robustness proposed for those elements in a cod skeleton ...
Andrew K.G. Jones
doaj   +1 more source

Vertical migration in adult Atlantic cod (Gadus morhua) [PDF]

open access: yesCanadian Journal of Fisheries and Aquatic Sciences, 2007
We investigate the trade-offs associated with vertical migration and swimming speed of Atlantic cod (Gadus morhua) using an adaptive individual-based model. Simulations with varying distribution and occurrence of prey, with and without swimbladder constraints, and visual predation were performed.
Strand, Espen, Huse, Geir
openaire   +2 more sources

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