Browsing Research Programmes by Author "Godø, Olav Rune"
Now showing items 1-3 of 3
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Behavioral responses of herring (Clupea harengus) to 1–2 and 6–7 kHz sonar signals and killer whale feeding sounds
Doksæter, Lise; Godø, Olav Rune; Handegard, Nils Olav; Kvadsheim, Petter H.; Lam, Frans-Peter A.; Donovan, Carl; Miller, Patrick J. O. (Journal article; Peer reviewed, 2009-01)Military antisubmarine sonars produce intense sounds within the hearing range of most clupeid fish. The behavioral reactions of overwintering herring (Clupea harengus) to sonar signals of two different frequency ranges ... -
Catchability of pelagic trawls for sampling deep-living nekton in the mid-North Atlantic
Heino, Mikko; Porteiro, Filipe M.; Sutton, Tracey T.; Falkenhaug, Tone; Godø, Olav Rune; Piatkowski, Uwe (Journal article; Peer reviewed, 2010-06-29)Material collected in summer 2004 from the Mid-Atlantic Ridge between Iceland and the Azores with three pelagic trawls was used to estimate relative catchabilities of common fish, cephalopod, decapod, and jellyfish species. ... -
Observing the behavioral response of herring exposed to mid-frequency sonar signals. (A)
Handegard, Nils Olav; Doksæter, Lise; Godø, Olav Rune; Kvadsheim, Petter H. (Conference object, 2010-03)There is general concern on how mid-frequency military sonars might affect aquatic animals. Approaches used to investigate possible effects on Norwegian spring spawning herring (Clupea harengus) are presented. Experiments ...