Blar i Published externally på forfatter "Bjelland, Reidun M."
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Effect of Sub-Lethal Exposure to Ultraviolet Radiation on the Escape Performance of Atlantic Cod Larvae (Gadus morhua)
Fukunishi, Yuichi; Browman, Howard I.; Durif, Caroline M.F.; Bjelland, Reidun M.; Skiftesvik, Anne Berit (Journal article; Peer reviewed, 2012-04-19)The amount of ultraviolet (UV) radiation reaching the earth’s surface has increased due to depletion of the ozone layer. Several studies have reported that UV radiation reduces survival of fish larvae. However, indirect ... -
Grazing Rates of Calanus finmarchicus on Thalassiosira weissflogii Cultured under Different Levels of Ultraviolet Radiation
Fields, David M.; Durif, Caroline M.F.; Bjelland, Reidun M.; Shema, Steven D.; Skiftesvik, Anne Berit; Browman, Howard I. (Journal article; Peer reviewed, 2011-10-18)UVB alters photosynthetic rate, fatty acid profiles and morphological characteristics of phytoplankton. Copepods, important grazers of primary production, select algal cells based upon their size, morphological traits, ... -
Wrasse (Labridae) as cleaner fish in salmonid aquaculture – The Hardangerfjord as a case study
Skiftesvik, Anne Berit; Blom, Geir; Agnalt, Ann-Lisbeth; Durif, Caroline M.F.; Browman, Howard I.; Bjelland, Reidun M.; Harkestad, Lisbeth S.; Farestveit, Eva; Paulsen, Ole Ingar; Fauske, Merete; Havelin, Trond; Johnsen, Knut; Mortensen, Stein (Journal article; Peer reviewed, 2013-10-15)Several species of wrasse (Labridae) are used as cleaner fish to remove salmon lice from farmed Atlantic salmon. We estimated the fishery and use of wrasse in Hardangerfjord. The estimated numbers of labrids used on salmon ...