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  • North Sea Ecosystem - Report_2023002006 

    Franzè, Gayantonia; Falkenhaug, Tone; Albretsen, Jon; Lerch, Sarah Joanne; Höffle, Hannes; Heldal, Hilde Elise; Ershova, Elizaveta; Gundersen, Kjell (Toktrapport;2024 - 15, Research report, 2024)
    The North Sea Ecosystem spring cruise (NSEC) has been run since 2010 by the Institute of Marine Research (IMR) as a multi-purpose survey. The cruise is usually performed in mid-April – mid-May to investigate the horizontal ...
  • Monitoring program for pharmaceuticals, illegal substances and contaminants in farmed fish - Annual report for 2023 

    Bernhard, Annette; Pampliega, Javier Pineda; Hannisdal, Rita (Rapport fra havforskningen;2024 - 26, Research report, 2024)
    This report summarizes the results of the monitoring of illegal substances, pharmaceuticals, and contaminants in Norwegian farmed fish in 2023. In 2023, 2680 analyses were conducted on samples of 1815 fish. Samples examined ...
  • Continuous sound from a marine vibrator causes behavioural responses of free-ranging, spawning Atlantic cod (Gadus morhua) 

    McQueen, Kate; Sivle, Lise Doksæter; Forland, Tonje Nesse; Meager, Justin James; Skjæraasen, Jon Egil; Olsen, Esben Moland; Karlsen, Ørjan; Kvadsheim, Petter Helgevold; de Jong, Karen (Peer reviewed; Journal article, 2024)
    Marine vibrators are a new technology being developed for seismic surveys. These devices can transmit continuous instead of impulsive sound and operate over a narrower frequency band and at lower peak pressure than airguns, ...
  • Survey report for testing a sparker sound source on cod behavior (SpawnSeis Sparker) - Cruise report 2023200035 

    Sivle, Lise Doksæter; McQueen, Kate; Khodabandeloo, Babak (Toktrapport;2024 - 16, Research report, 2024)
    The SpawnSeis project aims at studying the behaviour of free-living cod to different sources of antropogenic sound, and previous experiments have been conducted with seismic air guns and a marine vibrator. This study test ...
  • Program for overvåking av fiskefôr - Årsrapport for prøver innsamlet i 2023 

    Lundebye, Anne-Katrine; Lie, Kai Kristoffer; Storesund, Julia Endresen; Sele, Veronika (Rapport fra havforskningen;2024 - 28, Research report, 2024)
    Overvåknings- og kartleggingsprogrammet for fiskefôr utføres på vegne av Mattilsynet. I 2023 fikk HI tilsendt 76 fiskefôr, 8 fiskemel, 9 fiskeoljer, 16 vegetabilske mel, 7 vegetabilske oljer og 2 insektmel, fra kommersielle ...

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