Browsing Brage IMR by Author "Sambraus, Florian"
Now showing items 1-11 of 11
-
Andre samlerapport: velferd for triploid laks i Nord-Norge - Sluttrapport, utsett 2018
Stien, Lars Helge; Sambraus, Florian; Sæther, Per Anton; Lind, Mattias Bendiksen; Kristiansen, Tore S; Nilsson, Jonatan; Fjelldal, Per Gunnar (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 ... -
Changes in water temperature and oxygen: the effect of triploidy on performance and metabolism in large farmed Atlantic salmon
Sambraus, Florian; Remen, Mette; Olsen, Rolf Erik; Hansen, Tom Johnny; Waagbø, Rune; Torgersen, Thomas; Lock, Erik-Jan; Imsland, Albert; Fraser, Thomas W.K.; Fjelldal, Per Gunnar (Peer reviewed; Journal article, 2018) -
Dive to survive: effects of capture depth on barotraumaand post-release survival of Atlantic cod (Gadus morhua)in recreational fisheries
Ferter, Keno; Weltersbach, Marc Simon; Humborstad, Odd Børre; Fjelldal, Per Gunnar; Sambraus, Florian; Strehlow, Harry Vincent; Vølstad, Jon Helge (Journal article; Peer reviewed, 2015-06-04)Atlantic cod (Gadus morhua) caught in recreational fisheries are commonly released, often with barotrauma after rapid decompression. Mouth-hooked, non-bleeding cod kept in a floating net pen showed mortalities ≥40% when ... -
Første samlerapport: Velferd for triploid laks i Nord-Norge
Stien, Lars Helge; Sæther, Per Anton; Kristiansen, Tore S; Fjelldal, Per Gunnar; Sambraus, Florian (Rapport fra havforskningen;2019 - 47, Research report, 2019)Denne rapporten tar for seg velferden til 24 grupper av triploid laks satt ut i Nord-Norge 2014-2017. Noen av de tidlige smoltproduksjonene var kjennetegnet av lav eggkvalitet, sykdom eler andre problemer i settefiskfasen, ... -
Hook shedding and post-release fate of deep-hooked European eel
Weltersbach, Marc Simon; Ferter, Keno; Sambraus, Florian; Strehlow, Harry Vincent (Journal article; Peer reviewed, 2016-05-02)The European eel (Anguilla anguilla) is a commercially and recreationally important fishery target species. In the last decades, the eel has experienced dramatic stock declines and has been listed as critically endangered. ... -
Is it advantageous for Atlantic salmon to be triploid at lower temperatures?
Riseth, Erling; Fraser, Thomas; Sambraus, Florian; Stien, Lars Helge; Hvas, Malthe (Peer reviewed; Journal article, 2020)Marine organisms living at low temperatures tend to have larger genomes and larger cells which suggest that these traits can be beneficial in colder environments. In fish, triploidy (three complete sets of chromosomes) can ... -
Tredje samlerapport: Velferd for triploid laks i Nord-Norge - Sluttrapport, utsett 2019
Stien, Lars Helge; Sambraus, Florian; Kristiansen, Tore S; Fjelldal, Per Gunnar; Sæther, Per Anton; Martinsen, Lisbeth (Rapport fra havforskningen;2021 - 44, Research report, 2021)Denne rapporten tar for seg velferden til 14 grupper av triploid laks satt ut i Nord-Norge vår, sommer og høst 2019. To av gruppene satt ut om våren hadde perfekt utgangspunkt med god smoltkvalitet og feilfri transport. ... -
Triploid Atlantic salmon Salmo salar have a higher dietary phosphorus requirement for bone mineralization during early development
Sambraus, Florian; Hansen, Tom Johnny; Daae, Britt Sværen; Thorsen, Anders; Sandvik, Roar; Stien, Lars Helge; Fraser, Thomas; Fjelldal, Per Gunnar (Peer reviewed; Journal article, 2020)The effect of a dietary phosphorus regime in freshwater on vertebra bone mineralization was assessed in diploid and triploid Atlantic salmon, Salmo salar. Fish were fed either a low phosphorus (LP) diet containing 10.5 ... -
Triploidy leads to a mismatch of smoltification biomarkers in the gill and differences in the optimal salinity for post-smolt growth in Atlantic salmon
de Fonseka, Raneesha; Fjelldal, Per Gunnar; Sambraus, Florian; Nilsen, Tom Ole; Remø, Sofie C.; Stien, Lars Helge; Reinardy, Helena; Madaro, Angelico; Hansen, Tom Johnny; Fraser, Thomas (Peer reviewed; Journal article, 2021)Sterile triploid Atlantic salmon (Salmo salar) show inconsistent seawater grow-out, but the reason why remains unclear. The purpose of this study was to determine the salinity optima of triploid post-smolts. Diploids and ... -
Vertebral deformities in interspecific diploid and triploid salmonid hybrids
Fraser, Thomas; Hansen, Tom Johnny; Sambraus, Florian; Fjelldal, Per Gunnar (Peer reviewed; Journal article, 2020) -
Water temperature and dietary histidine affect cataract formation in Atlantic salmon (Salmo salar L.) diploid and triploid yearling smolt
Sambraus, Florian; Fjelldal, Per Gunnar; Remø, Sofie C.; Hevrøy, Ernst Morten; Nilsen, Tom Ole; Thorsen, Anders; Hansen, Tom Johnny; Waagbø, Rune (Peer reviewed; Journal article, 2017)