Blar i Havforskningsinstituttet på emneord "harbour seal"
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Comparative habitat use and foraging behaviour of harbour seals and grey seals in Western Norway
(ICES CM Documents;1995/N:1, Working paper, 1995)Adult harbour seals at Froan nature reserve, Central Norway, were tagged with VHF radio tags and depthvelocity, hart rate and stomach temperature sensors combined with ultrasonic transmitters. An automatic shore based ... -
Diet of the harbour seal, Phoca vitulina, in the Hvaler area in 1990 and 1991, compared to the abundance of fish in the area
(ICES CM Documents;1992/N:19, Working paper, 1992)The harbour seal, Phoca vitulina, occurs in small groups along the entire coast of Norway. It is thought to interact with the commercial fisheries, both as predator and as final host for parasitic nematodes infecting ... -
Dispersal and By-Catch Mortality in Grey, Halichoerus grypus, and Harbour, Phoca vitulina, Seals Tagged at the Norwegian coast
(ICES CM documents, Working paper, 2000)The results of the study presented here are submitted to a refereed journal for consideration. The review and printing process may not be completed at the time of the 2000 ICES Annual Science Conference and the subsequent ... -
Geographic variation and acoustic structure of the underwater vocalization of harbor seal (Phoca vitulina) in Norway, Sweden and Scotland
(Journal article; Peer reviewed, 2004)The male harbor seal (Phoca vitulina) produces broadband nonharmonic vocalizations underwater during the breeding season. In total, 120 vocalizations from six colonies were analyzed to provide a description of the acoustic ... -
Harbour seal Phoca vitulina habitat use and interactions with fisheries as explored by a combined GIS and population energetics model
(ICES CM documents, Working paper, 2000) -
Omlag 10.000 kystsel i Noreg
(Havforskningstema, Working paper, 1998) -
Variation in stomach temperature as indicator of meal size in harbour seal, Phoca vitulina
(ICES CM Documents;1995/N:12, Working paper, 1995)To understand the role of the marine mammals as components in foodwebs, it is important to know the composition frequency and size of their meals. Marine mammals have a core body temperature of about 37°C, and feed mainly ...