Blar i Brage IMR på forfatter "Nyqvist, Daniel"
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Behavior of trap-and-transported Atlantic salmon spawners of hatchery origin in the Daugava River system (Latvia)
Nyqvist, Daniel; Zagars, Matiss; Calles, Olle; Comoglio, Claudio (Journal article; Peer reviewed, 2019)Where migrating fish have to pass multiple dams, very high passage performance is required at the series of obstacles to avoid accumulated negative effects of multiple dam passage. In some rivers, migrating fish are trapped, ... -
Havforskningsinstituttets rådgivning for menneskeskapt støy i havet: seismikk, elektromagnetiske undersøkelser og undersjøiske sprengninger
Sivle, Lise Doksæter; Forland, Tonje Nesse; Nyqvist, Daniel; de Jong, Karen; Grimsbø, Endre (Rapport fra havforskningen, Research report, 2019) -
Havforskningsinstituttets rådgivning for menneskeskapt støy i havet: seismikk, elektromagnetiske undersøkelser og undersjøiske sprengninger — Kunnskapsgrunnlag, vurderinger og råd for 2020
Sivle, Lise Doksæter; Forland, Tonje Nesse; de Jong, Karen; Nyqvist, Daniel; Grimsbø, Endre; Kutti, Tina (Rapport fra havforskningen;2020 - 1, Research report, 2020)Havforskningsinstituttet er rådgivende organ for Oljedirektoratet for alle operasjoner til havs som involverer bruk av lydkilder som kan påvirke fisk. Herunder vitenskapelige undersøkelser, detonasjoner, operasjoner knyttet ... -
Magnetic fields generated by submarine power cables have a negligible effect on the swimming behavior of Atlantic lumpfish (Cyclopterus lumpus) juveniles
Durif, Caroline; Nyqvist, Daniel; Taormina, Bastien; Shema, Steven; Skiftesvik, Anne Berit; Freytet, Florian; Browman, Howard (Peer reviewed; Journal article, 2023)Submarine power cables carry electricity over long distances. Their geographic distribution, number, and areal coverage are increasing rapidly with the development of, for example, offshore wind facilities. The flow of ... -
Spawning Atlantic cod (Gadus morhua L.) exposed to noise from seismic airguns do not abandon their spawning site
McQueen, Kate; Meager, Justin James; Nyqvist, Daniel; Skjæraasen, Jon Egil; Olsen, Esben Moland; Karlsen, Ørjan; Kvadsheim, Petter Helgevold; Handegard, Nils Olav; Sivle, Lise Doksæter; Forland, Tonje Nesse (Peer reviewed; Journal article, 2022)Seismic airgun surveys may disturb and displace fish at large ranges. If such displacement causes fish to abandon spawning grounds, reproductive success could be impacted. To investigate whether airgun sound causes cod ... -
A unifying hypothesis for the spawning migrations of temperate anguillid eels
Durif, Caroline; Stockhausen, Hagen; Skiftesvik, Anne Berit; Cresci, Alessandro; Nyqvist, Daniel; Browman, Howard (Peer reviewed; Journal article, 2021)Anguillid eels grow in freshwater but spawn in the open ocean. The cues that guide eels over long distances to the spawning area are unknown. The Earth's magnetic field can provide directional and positional information ...