Blar i Brage IMR på forfatter "Grahl-Nielsen, Otto"
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Anglo-Norwegian oil programme - intercalibration of analytical methods
Palmork, Karsten H.; Grahl-Nielsen, Otto; Wilhelmsen, Svein (ICES CM Documents;1978/E:22, Working paper, 1978)An attempt has been made to intercalibrate the analysis of three groups of aromatic compounds present in a sample of Ekofisk crude oil using gas chromatography - mass spectography. The results are not as good as was ... -
The Drupa oil spill, investigation concerning oil, water and fish
Grahl-Nielsen, Otto; Neppelberg, Tore; Palmork, Karsten H.; Westrheim, Kjell; Wilhelmsen, Svein (ICES CM Documents;1976/E:34, Working paper, 1976) -
Fatty acids in harp seal blubber do not necessarily reflect their diet
Grahl-Nielsen, Otto; Haug, Tore; Lindstrøm, Ulf; Nilssen, Kjell Tormod (Journal article; Peer reviewed, 2011-03-28)The predator–prey relationship with respect to fatty acids (FAs) was studied in 57 harp seals Pagophilus groenlandicus and 16 potential prey species collected simultaneously in the northwestern Barents Sea in May–June 2006. ... -
Oil-tainting of fish, a laboratory test on salmon and saithe
Brandal, Per Olav; Grahl-Nielsen, Otto; Neppelberg, Tore; Palmork, Karsten H.; Westrheim, Kjell; Wilhelmsen, Svein (ICES CM Documents;1976/E:33, Working paper, 1976) -
Oljespillet fra T/T "Drupa": Undersøkelser vedrørende olje, vann og fisk
Grahl-Nielsen, Otto; Neppelberg, Tore; Palmork, Karsten H.; Westrheim, Kjell; Wilhelmsen, Svein (Fisken og havet - Serie B, Working paper, 1976) -
Om kontrollerte utslipp av oljehydrokarboner fra produksjonsplattformen på Ekofisk
Grahl-Nielsen, Otto; Neppelberg, Tore; Palmork, Karsten H.; Westrheim, Kjell; Wilhelmsen, Svein (Fisken og havet - Serie B, Working paper, 1976) -
On controlled discharges of oil hydrocarbons from the Ekofisk field terminal platform
Grahl-Nielsen, Otto; Neppelberg, Tore; Palmork, Karsten H.; Westrheim, Kjell; Wilhelmsen, Svein (ICES CM Documents;1976/E:32, Working paper, 1976) -
Size of spawning Arcto-Norwegian cod (Gadus morhua L.) and the effects on their eggs and early larvae
Solemdal, Per; Bergh, Øivind; Dahle, Geir; Falk-Petersen, Inger-Britt; Fyhn, Hans Jørgen; Grahl-Nielsen, Otto; Haaland, J.M.; Kjesbu, Olav Sigurd; Løken, Sissel; Opstad, Ingegjerd; Pedersen, Torstein; Skiftesvik, Anne Berit; Thorsen, Anders (ICES CM Documents;1993/G:41, Working paper, 1993)Using a new method for determining the stage of spawning in batch spawners, a positive correlation between the length of Arcto-Norwegian cod females, having spawned 25-75% of their eggs, and the egg diameter was established. ... -
Spredning av oljeholdig avløpsvann i Fensfjorden fra oljeraffineriet på Mongstad
Aure, Jan; Grahl-Nielsen, Otto; Sundby, Svein (Fisken og havet - Serie B, Working paper, 1979) -
The effects of maternal status of Arcto-Norwegian cod on egg quality and vitality of early larvae. 2. Preliminary results of the experiment in 1992
Solemdal, Per; Bergh, Øivind; Finn, Roderick Nigel; Fyhn, Hans Jørgen; Grahl-Nielsen, Otto; Homme, O.; Kjesbu, Olav Sigurd; Kjørsvik, Elin; Opstad, Ingegjerd; Skiftesvik, Anne Berit (ICES CM Documents;1992/G:79, Working paper, 1992)The stage of spawning of females of the Arcto-Norwegian cod caught during peak spawning in Lofoten had a profound effect on several vital parameters of the eggs and larvae. Significant negative correlations were ... -
Toktrapport [10/5 - 16/5, 1977]
Ellingsen, Else; Grahl-Nielsen, Otto; Heyerdahl, Thor Jr.; Rey, Francisco; Smedstad, Odd M. ([Toktrapport/Havforskningsinstituttet];, Working paper, 1977-05-10) -
Toktrapport [23/4 - 26/4, 1977]
Grahl-Nielsen, Otto; Johannessen, Kjell I. ([Toktrapport/Havforskningsinstituttet];, Working paper, 1977-04-26) -
Tracing fish farm waste in the northern shrimp Pandalus borealis (Kroyer, 1838) using lipid biomarkers
Olsen, Siri Aaserud; Ervik, Arne; Grahl-Nielsen, Otto (Journal article; Peer reviewed, 2012-02-08)A large amount of organic effluents are released annually from coastal fish farming locations primarily in the form of faeces that settle to the seabed, where they become a substantial food source for benthic communities. ...