Blar i Published by IMR på dokumenttype "Research report"
Viser treff 41-60 av 1596
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Algeovervåking i Norge 1993
(Fisken og havet, Research report, 1995)Fra mars til oktober i 1993 ble det utført ukentlig algeovervåking fra en rekke stasjoner fra Svenskegrensen til Tromsø. Algedata fra 30 av disse er sammenholdt med meteorologiske data. Våroppblomstringen startet i ... -
Algeovervåking i Norge 1994
(Fisken og havet, Research report, 1995)Fra mars til oktober i 1994 ble det utført ukentlig algeovervåking fra en rekke stasjoner fra Svenskegrensen til Tromsø. Algedata fra 34 av disse er sammenholdt med meteorologiske data. Forekomstene av diatomeer og ... -
Alien marine species in Norway - Mapping, monitoring and assessment of vectors for introductions
(Rapport fra havforskningen;2022 - 8, Research report, 2022-04-28)Norway has the second longest coastline in the world, and it is challenging to monitor non-indigenous marine species (NIMS) along the entire shore including the Norwegian areas in the Barents Sea and along Svalbard. There ... -
Alternative dietary protein and lipid sources for sustainable production of salmonids
(Fisken og havet, Research report, 2001)The predicted growth of the salmon farming industry will place increasing demands on global supplies of fishmeal and fish oil, the main constituents of salmon feeds. Alternative sources of protein and lipid exist, but many ... -
An Ecopath with Ecosim model of the Norwegian Sea and Barents Sea validated against time series of abundance
(Fisken og havet;7-2016, Research report, 2016-06-17)We here present a fitted and partly validated Ecopath with Ecosim model for the Norwegian Sea and Barents Sea. Ecopath mass-balance model parameters were obtained from the literature on Norwegian and Barents Sea organisms ... -
Analyse av dødelighetsdata fra spørreundersøkelse om velferd hos rensefisk
(Rapport fra havforskningen;2020 - 6, Research report, 2020) -
Analyse av innsamlede fangstdata for å studere effekter av seismiske undersøkelser på fiskeriene i Lofoten og Vesterålen sommeren 2008
(Fisken og havet, Research report, 2009)IMR, Bergen, has analysed data from official databases of landed catches from the period in which seismic data collection was carried out by the Norwegian Petroleum Directorate in the Lofoten/Vesterålen area summer 2008. ... -
Analyser av saltinnhold i utvalgte matvarer i Norge 2014-2018
(Rapport fra havforskningen;2019 - 25, Research report, 2019)Helsedirektoratet lanserte i 2014 Tiltaksplan salt 2014-2018 med mål om å redusere saltinntaket i befolkningen i Norge. Ett av tiltakene i denne tiltaksplanen var å følge utviklingen i saltinnhold i ulike matvarekategorier. ... -
Analysis of empirical observations on the scattering of sound by encaged aggregations of fish
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1978) -
Analysis of European eel (Anguilla anguilla) time series in Norway
(Fisken og havet, Research report, 2008)The European eel Anguilla anguilla is found all over Europe and in extremely diverse habitats both in freshwater and saltwater systems. Its life strategy also varies, from catadromous to a strictly marine life cycle. Eels ... -
Andre samlerapport: velferd for triploid laks i Nord-Norge - Sluttrapport, utsett 2018
(Rapport fra havforskningen;2021 - 13, Research report, 2021)Denne rapporten tar for seg velferden til 8 grupper av triploid laks satt ut i Nord-Norge vår, sommer og høst 2018. Vårutsettene fikk varierende velferd og dødelighet. Dette skyltes i stor grad at disse fiskegruppene hadde ... -
Angular measures of dorsal aspect target strength functions of fish
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1980)Three angular measures of dorsal aspect target strength functions in the pitch plane are computed for previously gathered acoustic data on three gadoid fishes, two clupeoid fishes, and mackerel. These measures are the ... -
Animal Plankton of the Norwegian Coast Warers and the Open Sea. I - Production of Calanus finmarchicus (Gunner) and Calanus hyperboreus (Krøyer) in the Lofoten Area
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1934)1) The general part of the present work contains a discussion of the general laws controlling the geographical distribution and the production within a certain marine area of zooplanctonic species, illustrated by ... -
The Annual Phytoplankton Cycle of a Landlocked Fjord near Bergen (Nordåsvatn)
(Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1952)1. Quantitative phytoplankton records for 1941 and 1942 from Nordåsvatn near Bergen were used for a discussion of the annual phytoplankton cycle of this land-locked fjord. 2. Ice covered the surface till late in April ... -
Annual report on health monitoring of wild anadromous salmonids in Norway 2017
(Rapport fra havforskningen;26-2018, Research report, 2018)Svært få funn av virus i tilbakevandrende laks selv om de samme virusene er vanlige i oppdrett Havforskningsinstituttet har undersøkt forekomsten av flere virus som er prevalent i oppdrett i tilbakevandrende laks fra ... -
Annual report on health monitoring of wild anadromous salmonids in Norway 2018 - Screening of migrating Atlantic salmon (Salmo salar) postsmolts from the Trondheim fjord for viral infections
(Rapport fra havforskningen;2019 - 28, Research report, 2019)Very few virus infections found in migrating postsmolts from the Trondheim Fjord Commissioned by the Norwegian Food Safety Authority, the Institute of Marine Research has studied the occurrence of several potential ... -
Annual report on health monitoring of wild anadromous salmonids in Norway 2019: Screening of Atlantic salmon (Salmo salar) smolts for viral infections
(Rapport fra havforskningen;2020 - 16, Research report, 2020) -
Annual report on health monitoring of wild anadromous salmonids in Norway 2020 - Screening of wild Atlantic salmon (Salmo salar) postsmolts for viral infections
(Rapport fra havforskningen;2021 - 19, Research report, 2021)The Institute of Marine Research has investigated the prevalence of infectious salmon anaemia virus (ISAV) and salmonid alphavirus (SAV, PD-virus) infections in migrating wild Atlantic salmon postsmolts captured in 2019 ... -
Annual report on health monitoring of wild anadromous salmonids in Norway 2021 - Screening of Atlantic salmon (Salmo salar) postsmolts for viral infections
(Rapport fra havforskningen;2022 - 6, Research report, 2022)Havforskningsinstituttet har undersøkt utbredelsen av infeksiøs lakseanemi virus (ILAV) og salmonid alfavirus (SAV, PD-virus) infeksjoner i utvandrende vill atlantisk postsmolt fanget i 2020 i tre fjordsystemer lokalisert ...