Browsing Brage IMR by Title
Now showing items 9429-9448 of 11573
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Systematic bias in estimates of reproductive potential of an Atlantic cod (Gadus morhua) stock: implications for stock–recruit theory and management
(Journal article; Peer reviewed, 2006)Stock–recruit relationships that use spawning stock biomass (SSB) to represent reproductive potential assume that the proportion of SSB composed of females and the relative fecundity (number of eggs produced per unit ... -
Systematic bias in estimates of reproductive potential of cod stocks: implications for stock/recruit theory and management
(ICES CM documents, Working paper, 2005)Stock/recruit relationships, describing the relationship between the parental population and the number of offspring produced, are a central tool in population ecology. For fish populations the stock/recruit relationship ... -
Søkelys på kysttorsk : blir stående på lista [intervju i Fiskaren med Kjell Nedreaas]
(Others, 2007-11-05) -
Søppelforekomster på havbunn i kyst: Et pilot-prosjekt
(Rapport fra havforskningen;2022 - 49, Research report, 2022)Prosjektet ledes av Havforskningsinstituttet i samarbeid med Bergen og Omland Friluftsråd og er finansiert av Miljødirektoratet. Bakgrunn for prosjektet er at modellert transport av søppel indikerer at områder rundt Tysnes ... -
Sørishavet: Mye krill, mangler store pelagiske fiskebestander : Abundant krill, but no large pelagic fish populations in the Southern Ocean
(Havforskningsnytt, Working paper, 2008)There are no large pelagic fish populations in the Southern Ocean. That is one of the conclusions after the Institute of Marine Research sent the research vessel “G.O. Sars” on a six-month mission to the southern hemisphere. ... -
T cell receptor alpha chain genes in the teleost Ballan wrasse (Labrus bergylta) are subjected to somatic hypermutation
(Journal article; Peer reviewed, 2018)Previously, somatic hypermutation (SHM) was considered to be exclusively associated with affinity maturation of antibodies, although it also occurred in T cells under certain conditions. More recently, it has been shown ... -
Tag use to monitor fish behaviour in aquaculture: a review of benefits, problems and solutions
(Peer reviewed; Journal article, 2021)A variety of tagging techniques are now available to monitor fish behaviour, physiology and their environmental experience. Tagging is frequently used in aquaculture research to monitor free-swimming individuals within ... -
Tagging and recoveries of grey seals Halichoerus grypus in north Norway and on the Murman Coast, Russia
(ICES CM documents, Working paper, 1996)A total of 787 grey seal pups were tagged between Vestfjorden in North Norway and the White Sea in North West Russia from 1989 to 1994. A majority of them (542) were tagged at the Ainov archipelago on the Murman coast. ... -
A tagging and release experiment of 2-group artificially reared coastal cod (Gadus morhua). In: Flødevigen rapportserie no 1, 1990
(Flødevigen rapportserie, Research report, 1990)Cod were raised in an outdoor enclosure for the first 3 months after hatching and then transferred to the laboratory. After 2 years and at a length range from 33 to 52 cm (0.3 kg to 1.3 kg), 68 cod were tagged and ... -
Tagging and release experiments on 0-group coastal cod (Gadus morhua L.) reared in an outdoor basin
(Flødevigen rapportserie, Conference object, 1984)Juvenile coastal cod (Gadus morhua L.), hatched in the laboratory and reared in a large outdoor basin at Flødevigen Biological Station, were tagged and released in coastal waters in southern Norway. They were released ... -
Tagging experiment results on cod in western Norway fjord areas
(ICES CM Documents;1986/G:80, Working paper, 1986)During recent years, experiments with large scale release of artificially produced Q-group cod at locations in western Norway waters have been carried out with the aim ofincreaseing the cod catches. As the general ... -
Tagging experiments on artificially reared 0-group coastal cod (Gadus morhua L.) in western Norway - results from the releases in 1984
(ICES CM Documents;1987/F:25, Working paper, 1987)In November - December 1984, 8,038 seven to eight month old pond or basin reared cod fry were tagged and released in Heimarkspollen, a landlocked fjord in western Norway. The aim of this study was to investigate ... -
Tagging Experiments on Lobster (Homarus vulgaris L.) in Norway
(ICES CM Documents;1964/152, Working paper, 1964) -
Tagging of Halibut (Hippoglossus vulgaris Fleming) in Norwegian Waters 1956-1959 and at Bear Island 1958
(ICES CM Documents;1959/112, Working paper, 1959) -
Tagging of pollack on the Norwegian west coast in 1979
(ICES CM Documents;1985/G:24, Working paper, 1985)In August 1979, 160 3-4-year-old pollack were tagged on the Norwegian west coast at about 60°N. Recaptures were mostly within 5 nautical miles and not more than 20 nautical miles from the tagging locality. The recapture ... -
Tagging of saithe (Pollachius virens L.) at a Norwegian fish farm : preliminary results on migration
(ICES CM documents, Working paper, 1992)Wild fish, particularly saithe (Pollachius virens L.) are commonly observed in the vicinity of fish farm sea cages on the Norwegian west coast and the fish are known to feed on excess salmon food pellets. To investigate ... -
Tagging of saithe on the Norwegian coast in 1978-1980
(ICES CM Documents;1985/G:23, Working paper, 1985)Continuing a series of tagg ing experiments cover ing most of the Norwegian coast each year since 1972, 15 038 saithe were tagged in inshore localities in 1978-1980. In addition, 1494 «ai the caught by trawl were tagg ... -
Tagging of Salmon Smolts in the Lone River, the Eira Hatchery an the Lundesokna Hatchery in Norway
(ICES CM Documents;, Working paper, 1962) -
Taggmakrell (Trachurus Trachurus Lin.)
(Fisken og havet;1966 - Nr. 4, Research report, 1966)