Blar i Fisken og havet (1958- ) på forfatter "Fosså, Jan Helge"
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Artsmangfoldet på lophelia-korallrev og metoder for kartlegging og overvåking
Fosså, Jan Helge; Buhl-Mortensen, Pål (Fisken og havet, Research report, 1998)The report presents an overview of all species identified from Lophelia reefs in Mid-Norway. The results are based on analyses of material collected with ROV (Remote Operated Vehicle), triangular dredge, van Veen grab ... -
Korallrev og andre bunnhabitater på Tautraryggen i Trondheimsfjorden
Buhl-Mortensen, Pål; Fosså, Jan Helge (Fisken og havet, Research report, 2001)The Norwegian State Oil Company, Statoil, is planning a gas-pipeline in Trondheimsfjorden. The pipeline will cross a glacial sill containing important Lophelia pertusa coral reefs. This cause some concern because deep-water ... -
Lophelia-korallrev langs norskekysten : forekomst og tilstand
Fosså, Jan Helge; Buhl-Mortensen, Pål; Furevik, Dag M. (Fisken og havet, Research report, 2000)This report gives an overview of the distribution of coral reefs of Lophelia pertusa in Norway and damages by fishing activities. This information is compared with the localisation of trawling grounds. Testing of several ... -
Overvaking av stortaregjenvekst og kråkebolleførekomster etter prøvetråling i Sør-Trøndelag
Sjøtun, Kjersti; Christie, Hartvig; Fosså, Jan Helge (Fisken og havet, Research report, 2001)Regrowth of kelp (Laminaria hyperborea) after a previous experimental harvesting, density of sea urchins, and density of kelp in unharvested areas were examined at 5 localities in the county of Sør-Trøndelag, Mid-Norway, ... -
Ressursgrunnlag for taretråling og gjenvekst etter prøvetråling i Sør-Trøndelag
Sjøtun, Kjersti; Christie, Hartvig; Fosså, Jan Helge (Fisken og havet, Research report, 2000)Laminaria hyperborea dominates the kelp zone of the outer and most wave-exposed areas of Norway, and is harvested for the production of alginate in southwestern Norway. In 1997 the Directorate of Fisheries permitted ... -
The Hermes Lander project - the technology, the data, and the evaluation of concept and results
Godø, Olav Rune; Tenningen, Eirik; Ostrowski, Marek; Kubilius, Rokas; Kutti, Tina; Korneliussen, Rolf J.; Fosså, Jan Helge (Fisken og havet;3-2012, Research report, 2012)This report summarizes technology, operations, experience, and scientific results from the Hermes Lander project. The Project established an autonomous, multi-sensor, sub-sea sensor platform powered by batteries. The ... -
Utsetting av torsk i Masfjorden 1985-1992
Fosså, Jan Helge; Nordeide, Jarle Tryti; Salvanes, Anne Gro Vea; Smedstad, Odd M.; Giske, Jarl (Fisken og havet, Research report, 1993)Masfjorden near Bergen, western Norway, was chosen as a site for an interdisiplinary research program on sea ranching of cod. The aims of the program were; to investigate the possibilities of enhancing the cod stock in ...