Browsing Published by IMR by Title
Now showing items 398-417 of 3996
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The distribution of young cod. In: The propagation of cod Gadus morhua L.: an international symposium, Arendal, 14 - 17 June 1983
(Flødevigen rapportserie, Conference object, 1984)The distribution of young cod in the North Sea is described, using catch data from national and international trawl surveys and experimental fishing. Information on seasonal movements and feeding related to the concentration ... -
Distribution, abundance and mortality of young and adolescent Norwegian spring spawning herring (Clupea harengus Linné) in relation to subsequent year-class strength
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1970)1. The distribution of young and adolescent herring in coastal and offshore waters of northern Norway has been investigated for the 1959- 1965 year-classes by combined acoustic surveys and fishing experiments. 2. In the ... -
Diving observations on Barents Sea capelin at the spawning grounds off northern Norway
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1973)During the spring of 1971 divers made observations at the spawning grounds of the Barents Sea capelin. Large masses of capelin eggs were found at two localities: Loppa, (35-70 m depth) and Nordvågen (12-18 m depth). The ... -
DNA damage and health effects in juvenile haddock exposed to sediment or produced water associated PAHs
(Rapport fra Havforskningen;3-2017, Working paper, 2017)Tilstandsundersøkelsene i Nordsjøen har det siste tiår vist gentoksiske effekter (DNA-addukter) i fisk samlet inn i områder med offshore olje- og gassvirksomhet. Kilden og identiteten til de gentoksiske forbindelsene har ... -
Do eggs collected in egg surveys accurately reflect adult fecundities?
(Conference object, 2014) -
"Do most fish produce many tiny offspring?"
(Fisken og havet, Research report, 1995)This lecture is the chosen one given in connection to my Dr. phil. dissertation in December 1994. It is to a large extent built upon the work of E. K. Balon particularly ; Balon (1975a), Balon (1975b), Balon (1981), Balon ... -
Does cod farming have a commercial future? A technical and economic assessment. In: The propagation of cod Gadus morhua L.: an international symposium, Arendal, 14 - 17 June 1983
(Flødevigen rapportserie, Conference object, 1984)Cod is a traditional favourite with British consumers, but supplies have fallen dramatically through the 1960's and 70's as a result of imposed fishing limitations. Maintenance of supplies for the future will depend on ... -
Does seismic have an effect on zooplankton? - Field study at Ekofisk with RV Kristine Bonnevie
(Toktrapport;2022 - 9, Research report, 2022)Toktnr: 2022611 -
Domestisering av marine arter
(Research report, 2002) -
Domestisering av marine arter – bruk av molekylærgenetisk verktøy
(Havforskningsnytt, Working paper, 2003) -
Dorsal aspect target strength functions of six fishes at two ultrasonic frequencies.
(Fisken og havet serie B, Working paper, 1978)The dorsal aspect target strength functions of six fishes at two ultrasonic frequencies are presented in tabular and graphical form. Each table presents the value of the target strength function for tilt angles ranging ... -
The duration of the first two yolk sac stages in herring (Clupea Harengus L.) larvae
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1986)Artifically fertilized and naturally spawned herring eggs from the local herring stock in Lindåspollene, north of Bergen, Norway, were hatched at 9°C in 1978 and at 6°C in 1979. The purpose was to calculate the duration ... -
Dverghannar - eit aukande problem for oppdrettsnæringa
(Havforskningsnytt, Working paper, 1997) -
Dykkerobservasjoner ved Arendal og Risør under algeoppblomstringen i mai 1988
(Flødevigen meldinger, Working paper, 1988) -
Dynamic Mapping of North Sea Spawning – Report of the KINO Project
(Fisken og havet;2-2017, Research report, 2017-02-17)Spawning areas and spawning periods of 34 North Sea fish species have been studied by combining data, models and literature. Major part of data is from eggs and larvae surveys. In addition, data from research vessels and ... -
Dypvannsfisk i Førdefjorden. Sannsynlighet for miljøkonsekvenser for bestander av dypvannsfisk som følge av dypvannsdeponi av gruveavgang fra rutil-utvinning i Engebøfjellet, Naustdal kommune
(Rapport fra Havforskningen;Nr.9-2008, Working paper, 2008-11)Nordic Mining ASA planlegger å utvinne rutil fra en forekomst i Engebøfjellet på nordsiden av Førdefjorden i Naustdal kommune i Sogn og Fjordane. Tiltaket er konsekvens-utredningspliktig etter bestemmelser i Plan- og ... -
Dyreplankton fra faste stasjoner langs norskekysten i årene 1963-1965
(Fisken og havet;1966 - Nr. 4, Research report, 1966) -
Dyreplankton i Barentshavet biomasse-variasjoner 1979 - 1994
(Fisken og havet, Research report, 1995)The capelin fisheries has until recently been a very important commercial fishery in the Barents Sea. The capelin stock has showed large fluctuations, with a size of about 4-7 mill. tons in 1973-1980 before the collapse ... -
Dyreplankton og dets reproduksjon i Barentshavet - grunnlagsmateriale for vurdering av mulige skader av oljesøl
(Rapport/Notat Biologisk og kjemisk oseanografi;BKO 8707, Working paper, 1987-12-01)Rapporten gir datagrunnlag for en vurdering av konsekvensene av oljesøl for næringsgrunnlaget for fisk. Horisontalfordeling, gytetidspunkt og gyteadferd hos dyreplankton og vertikalfordeling av egg og larver er beskrevet. ... -
Dyrevelferdsmessige konsekvenser av vaksinasjon av fisk - effekter og bivirkninger.
(Fisken og havet, Research report, 2006)