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Sigurd O Handeland

Associate Professor
  • E-mailSigurd.Handeland@uib.no
  • Visitor Address
    Thormøhlensgt. 53 A/B
    Room 
    340A1
  • Postal Address
    Postboks 7803
    5020 Bergen
Journal articles
  • Imsland, Albert; Roth, Bjørn; Døskeland, Inge; Fjelldal, Per Gunnar; Stefansson, Sigurd Olav; Handeland, Sigurd O; Mikalsen, Bjørn. 2019. Flesh quality of Atlantic salmon smolts reared at different temperatures and photoperiods. Aquaculture Research. 50: 1795-1801. doi: 10.1111/are.14058
  • Lai, Floriana; Kalananthan, Tharmini; Berg, G. M.; Murashita, K.; Gomes, Ana S.; Handeland, Sigurd O; Rønnestad, Ivar. 2019. Brain Distribution of Key Neuropeptides Involved in Appetite Control in Atlantic Salmon, Salmo Salar (L.). The FASEB Journal. 33. 1 pages.
  • Sveen, Lene; Timmerhaus, Gerrit; Krasnov, Aleksei; Takle, Harald Rune; Handeland, Sigurd O; Ytteborg, Elisabeth. 2019. Wound healing in post-smolt Atlantic salmon (Salmo salar L.). Scientific Reports. 9: 1-16. doi: 10.1038/s41598-019-39080-x
  • Balseiro Vigo, Pablo; Moe, Øyvind Grøner; Gamlem, Ingrid; Shimizu, Munetaka; Sveier, Harald; Nilsen, Tom Ole; Kaneko, Nobuto; Ebbesson, Lars O.E.; Pinto Pedrosa, Cindy; Tronci, Valentina; Nylund, Are; Handeland, Sigurd O. 2018. Comparison between Atlantic salmon Salmo salar post-smolts reared in open sea cages and in the Preline raceway semi-closed containment aquaculture system. Journal of Fish Biology. 93: 567-579. doi: 10.1111/jfb.13659
  • Karlsen, Christian; Ytteborg, Elisabeth; Timmerhaus, Gerrit; Høst, Vibeke; Handeland, Sigurd O; Jørgensen, Sven Martin; Krasnov, Aleksei. 2018. Atlantic salmon skin barrier functions gradually enhance after seawater transfer. Scientific Reports. 8. doi: 10.1038/s41598-018-27818-y
  • Kvamme, Kristin; Fivelstad, Sveinung; Handeland, Sigurd O; Bergheim, Asbjørn. 2018. Water flow and diurnal variation in metabolite production rates of Atlantic salmon (Salmo salar L.) post-smolt. Aquaculture Research. 1-8. doi: 10.1111/are.13902
  • Sveen, Lene; Timmerhaus, Gerrit; Krasnov, Aleksei; Takle, Harald; Stefansson, Sigurd Olav; Handeland, Sigurd O; Ytteborg, Elisabeth. 2018. High fish density delays wound healing in Atlantic salmon (Salmo salar). Scientific Reports. 8. 13 pages. doi: 10.1038/s41598-018-35002-5
  • Calabrese, Sara; Nilsen, Tom Ole; Kolarevic, Jelena; Ebbesson, Lars O.E.; Pinto Pedrosa, Cindy; Fivelstad, Sveinung; Hosfeld, Anne-Camilla Diesen; Stefansson, Sigurd Olav; Terjesen, Bendik Fyhn; Takle, Harald Rune; Martins, Catarina I.M.; Sveier, Harald; Mathisen, Frode; Imsland, Albert Kjartanson; Handeland, Sigurd O. 2017. Stocking density limits for post-smolt Atlantic salmon (Salmo salar L.) emphasis on production performance and welfare. Aquaculture. 468, Part 1: 363-370. doi: 10.1016/j.aquaculture.2016.10.041
  • Gunnarsson, Gunnar Steinn; Blindheim, Steffen H.; Karlsbakk, Egil; Plarre, Heidrun; Imsland, Albert; Handeland, Sigurd Olav; Sveier, Harald; Nylund, Are. 2017. Desmozoon lepeophtherii (microsporidian) infections and pancreas disease (PD) outbreaks in farmed Atlantic salmon (Salmo salar L.). Aquaculture. 468: 141-148. doi: 10.1016/j.aquaculture.2016.09.035
  • Gunnarsson, Gunnar Steinn; Karlsbakk, Egil; Blindheim, Steffen H.; Plarre, Heidrun; Imsland, Albert; Handeland, Sigurd O; Sveier, Harald; Nylund, Are. 2017. Temporal changes in infections with some pathogens associated with gill disease in farmed Atlantic salmon (Salmo salar L). Aquaculture. 468: 126-134. doi: 10.1016/j.aquaculture.2016.10.011
  • Imsland, Albert; Roth, Bjørn; Fjelldal, Per Gunnar; Stefansson, Sigurd Olav; Handeland, Sigurd O; Mikalsen, Bjørn. 2017. The effect of continuous light at low temperatures on growth in Atlantic salmon reared in commercial size sea pens. Aquaculture. 479: 645-651. doi: 10.1016/j.aquaculture.2017.07.014
  • Døskeland, Inge; Imsland, Albert; Fjelldal, Per Gunnar; Stefansson, Sigurd Olav; Roth, Bjørn; Eriksen, Katrine Eikeland; Mikalsen, Bjørn; Handeland, Sigurd Olav. 2016. The effect of low temperatures and photoperiods on growth and vertebra morphometry in Atlantic salmon. Aquaculture International. 24: 1421-1434. doi: 10.1007/s10499-016-9999-7
  • Sveen, Lene; Timmerhaus, Gerrit; Torgersen, Jacob Seilø; Ytteborg, Elisabeth; Jørgensen, Sven Martin; Handeland, Sigurd Olav; Stefansson, Sigurd Olav; Nilsen, Tom Ole; Calabrese, Sara; Ebbesson, Lars O.E.; Terjesen, Bendik Fyhn; Takle, Harald Rune. 2016. Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts. Aquaculture. 464: 629-637. doi: 10.1016/j.aquaculture.2016.08.012
  • Fivelstad, Sveinung; Kvamme, Kristin; Handeland, Sigurd Olav; Fivelstad, Magne; Olsen, Anne Berit; Hosfeld, Camilla Diesen. 2015. Growth and physiological models for Atlantic salmon (Salmo salar L.) parr exposed to elevated carbon dioxide concentrations at high temperature. Aquaculture. 436: 90-94. doi: 10.1016/j.aquaculture.2014.11.002
  • Nilsen, Tom Ole; Lukas, Juliane; Valen, Ragnhild; Helvik, Jon Vidar; Ebbesson, Lars O.E.; Rønnestad, Ivar; Hamre, Kristin; Handeland, Sigurd O; Stefansson, Sigurd Olav. 2015. Utvikling av osmoreguleringssystemet hos torskelarver startfôret på rotatorier eller naturlig zooplankton. Norsk Fiskeoppdrett. E1: 36-38.
  • Calabrese, Sara; Handeland, Sigurd O; Terjesen, Bendik Fyhn; Fivelstad, Sveinung; Ebbesson, Lars O.E.; Nilsen, Tom Ole; Pedrosa, Cindy; Stefansson, Sigurd Olav; Imsland, Albert; Kolarevic, Jelena; Hosfeld, Camilla Diesen; Kvamme, Kristin; Grahl-Madsen, Elisabeth; Takle, Harald Rune; Breck, Olav; Lyngøy, Cato; Mathisen, Frode; Sveier, Harald. 2014. Krav til fisketetthet og vannforbruk. Norsk Fiskeoppdrett. 37: 42-50.
  • Handeland, Sigurd O; Imsland, Albert; Ebbesson, Lars O.E.; Nilsen, Tom Ole; Hosfeld, Camilla Diesen; Teien, Hans-Christian; Stefansson, Sigurd Olav. 2014. Osmoregulation and growth in offspring of wild Atlantic salmon at different temperatures. Environmental Biology of Fishes. 97: 285-296. doi: 10.1007/s10641-013-0151-5
  • Handeland, Sigurd O; Imsland, Albert; Nilsen, Tom Ole; Ebbesson, Lars O.E.; Hosfeld, Camilla Diesen; Pinto Pedrosa, Cindy; Toften, Hilde; Stefansson, Sigurd Olav. 2014. Osmoregulation in Atlantic salmon Salmo salar smolts transferred to seawater at different temperatures. Journal of Fish Biology. 85: 1163-1176. doi: 10.1111/jfb.12481
  • Imsland, Albert; Handeland, Sigurd O; Stefansson, Sigurd Olav. 2014. Photoperiod and temperature effects on growth and maturation of pre- and post-smolt Atlantic salmon. Aquaculture International. 22: 1331-1345. doi: 10.1007/s10499-014-9750-1
  • Terjesen, Bendik Fyhn; Handeland, Sigurd O. 2014. Skjerm laksen mot lus. Dagens næringsliv. 31. Published 2014-11-08.
  • Terjesen, Bendik Fyhn; Handeland, Sigurd O. 2014. Fremtidens oppdrettslaks er både i lukkede og åpne anlegg. Driva. Published 2014-11-13.
  • Grassie, Cairsty; Braithwaite, Victoria Anne; Nilsson, Jonatan; Nilsen, Tom Ole; Teien, Hans-Christian; Handeland, Sigurd Olav; Stefansson, Sigurd Olav; Tronci, Valentina; Gorissen, Marnix; Flik, Gert; Ebbesson, Lars O.E. 2013. Aluminum exposure impacts brain plasticity and behavior in Atlantic salmon (Salmo salar). Journal of Experimental Biology. 216: 3148-3155. doi: 10.1242/jeb.083550
  • Handeland, Sigurd O; Imsland, Albert; Björnsson, Björn Thrandur; Stefansson, Sigurd Olav. 2013. Long-term effects of photoperiod, temperature and their interaction on growth, gill Na+, K+-ATPase activity, seawater tolerance and plasma growth-hormone levels in Atlantic salmon Salmo salar. Journal of Fish Biology. 83: 1197-1209. doi: 10.1111/jfb.12215
  • Handeland, Sigurd O; Imsland, Albert; Björnsson, Björn Thrandur; Stefansson, Sigurd Olav; Porter, Mark. 2013. Physiology during smoltification in Atlantic salmon: effect of melatonin implants. Fish Physiology & Biochemistry. 39: 1079-1088. doi: 10.1007/s10695-012-9765-3
  • Handeland, Sigurd O; Imsland, Albert; Ebbesson, Lars O.E.; Nilsen, Tom Ole; Hosfeld, Camilla Diesen; Bæverfjord, Grete; Espmark, Åsa Maria Olofsdotter; Rosten, Trond; Skilbrei, Ove Tommy; Hansen, Tom Johnny; Gunnarsson, Gunnar Steinn; Breck, Olav; Stefansson, Sigurd Olav. 2013. Low light intensity can reduce Atlantic salmon smolt quality. Aquaculture. 384: 19-24. doi: 10.1016/j.aquaculture.2012.12.016
  • Nilsen, Tom Ole; Ebbesson, Lars O.E.; Handeland, Sigurd O; Kroglund, Frode; Finstad, Bengt; Angotzi, Anna Rita; Stefansson, Sigurd Olav. 2013. Atlantic salmon (Salmo salar L.) smolts require more than two weeks to recover from acidic water and aluminium exposure. Aquatic Toxicology. 142: 33-44. doi: 10.1016/j.aquatox.2013.07.016
  • Imsland, Albert; Våge, Klement Arild; Handeland, Sigurd O; Stefansson, Sigurd Olav. 2011. Growth and osmoregulation in Atlantic salmon (Salmo salar ) smolts in response to different feeding frequencies and salinities. Aquaculture Research. 42: 469-479. doi: 10.1111/j.1365-2109.2010.02640.x
  • Hosfeld, Camilla Diesen; Handeland, Sigurd O; Fivelstad, Sveinung; Stefansson, Sigurd Olav. 2010. Physiological effects of normbaric environmental hyperoxia on Atlantic salmon (Salmo solar L.) presmolts. Aquaculture. 308: 28-33. doi: 10.1016/j.aquaculture.2010.08.003
  • Koedijk, Roland; Folkvord, Arild; Foss, Atle; Pittman, Karin; Stefansson, Sigurd Olav; Handeland, Sigurd O; Imsland, Albert. 2010. The influence of first-feeding diet on the Atlantic cod Gadus morhua phenotype: survival, development and long-term consequences for growth. Journal of Fish Biology. 77: 1-19. doi: 10.1111/j.1095-8649.2010.02652.x
  • Hosfeld, Camilla Diesen; Hammer, Janicke; Handeland, Sigurd O; Fivelstad, Sveinung; Stefansson, Sigurd Olav. 2009. Effects of fish density on growth and smoltification in intensive production of Atlantic salmon (Salmo salar L.). Aquaculture. 294: 236-241. doi: 10.1016/j.aquaculture.2009.06.003
  • Stefansson, Sigurd Olav; Imsland, Albert; Handeland, Sigurd O. 2009. Food-deprivation, compensatory growth and hydro-mineral balance in Atlantic salmon (Salmo salar) post-smolts in sea water. Aquaculture. 290: 243-249. doi: 10.1016/j.aquaculture.2009.02.024
  • Handeland, Sigurd O; Imsland, Albert; Stefansson, Sigurd Olav. 2008. The effect of temperature and fish size on growth, feed intake, food conversion efficiency and stomach evacuation rate of Atlantic salmon post-smolts. Aquaculture. 283: 36-42. doi: 10.1016/j.aquaculture.2008.06.042
  • Handeland, Sigurd O; Urke, Henning Andre; Kristensen, Torstein; Rosten, Trond; Damsgård, Børge; Mikkelsen, Helene; Toften, Hilde; Evensen, Tor Hatten; Rosseland, Bjørn Olav; Salbu, Brit; Teien, Hans-Christian; Stefansson, Sigurd Olav. 2008. Påvirker vannkvalitet og produksjonsintensitet risiko for utvikling av vintersår hos postsmolt - Resultater fra en storskala feltstudie. ?. 1.
  • Nylund, Are; Karlsbakk, Egil; Nylund, Stian; Isaksen, Trond Einar; Karlsen, Marius; Korsnes, Kjetil; Handeland, Sigurd O; Martinsen, Rune; Pedersen, Trond Mork; Ottem, Karl Fredrik. 2008. New clade of betanodaviruses detected in wild and farmed cod (Gadus morhua) in Norway. Archives of Virology. 153: 541-547. doi: 10.1007/s00705-007-0015-4
  • Roth, Bjørn; Johansen, Sten Johan Sverre; Suontama, Jorma; Kiessling, Anders; Leknes, Odd; Guldberg, Bjørn; Handeland, Sigurd O. 2005. Seasonal variation in flesh quality, comparison between large and small Atlantic salmon (Salmo salar) transferred into seawater as 0+ or 1+ smolts. Aquaculture. 250: 830-840.
  • Fivelstad, S; Olsen, AB; Stefansson, Sigurd; Handeland, Sigurd O; Waagbo, R; Kroglund, F; Colt, J. 2004. Lack of long-term sublethal effects of reduced freshwater pH alone on Atlantic salmon (Salmo salar) smolts subsequently transferred to seawater. Canadian Journal of Fisheries and Aquatic Sciences. 61: 511-518.
  • Handeland, Sigurd O; Wilkinson, E; Sveinsbo, B; McCormick, SD; Stefansson, Sigurd. 2004. Temperature influence on the development and loss of seawater tolerance in two fast-growing strains of Atlantic salmon. Aquaculture. 233: 513-529.
  • Arnesen, Arne Mikal; Toften, Hilde; Agustsson, Thorleifur; Stefansson, Sigurd Olav; Handeland, Sigurd O; Björnsson, Björn Thrandur. 2003. Osmoregulation, feed intake, growth and growth hormone levels in 0+ Atlantic salmon (Salmo salar L.) transferred to seawater at different stages of smolt development. Aquaculture. 222: 167-187. doi: 10.1016/S0044-8486(03)00109-1
Reports and theses
  • Fivelstad, Sveinung; Hosfeld, Camilla Diesen; Handeland, Sigurd O; Terjesen, Bendik Fyhn; Kvamme, Kristin. 2015. Sluttrapport på postsmolt D: Grenseverdier for karbondioksid for postsmolt. Høgskolen i Bergen, Bergen. 29 pages.
  • Handeland, Sigurd O; Fivelstad, Sveinung; Terjesen, Bendik Fyhn. 2015. Effects on health, disease, and welfare of postsmolt production in semi-closed containment systems – Part A: Fish density tolerance and specific water use. UNI Research, rapport 01-2015. 52 pages.
  • Nylund, Are; Karlsen, Christian; Good, Chris; Jørgensen, Svein M.; Plarre, Heidrun; Isaksen, Trond Einar; Handeland, Sigurd Olav; Vollset, Knut Wiik; Ottem, Karl Fredrik. 2015. Review of microparasites that could represent a future problem for production of salmonids in closed or semi-closed containment systems. SFI CtrlAQUA. 179 pages.
  • Handeland, Sigurd O; Fivelstad, Sveinung; Terjesen, Bendik Fyhn. 2014. Effekter på helse, sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg-FHF 900816. Sluttrapport. UNI-miljø, Bergen. 41 pages.
  • Farstad, Wenche Kristin; Arnemo, Jon Martin; Braastad, Bjarne Olai; Bæverfjord, Grete; Fossum, Kåre; Handeland, Sigurd O; Hansen, Tom Johnny; Hjeltnes, Brit; Håstein, Tore; Juell, Jon-Erik; Nygård, Solveig; Rosseland, Bjørn Olav; Rosten, Trond Waldemar; Stefansson, Sigurd Olav; Toften, Hilde; Valle, Paul Steinar; Waagbø, Rune; Bøe, Knut Egil. 2006. Dyrevelferdsmessig risikovurdering av produksjon av 0-årssmolt. Uttalelse fra Faggruppe for Dyrehelse og Dyrevelferd (Dyrevern) i Vitenskapskomiteen for mattrygghet. VKM report. 2006:22. Norwegian Scientific Committee for Food Safety (VKM), Oslo, Norway. 12 pages.
  • Handeland, Sigurd O. 2001. Effekt av utsettingstid og tilleggsbelysning på smoltkvalitet og vekst i ferskvann og sjøvann; hvilke egenskaper er best egnet til å predikere utsett av smolt? IFM rapport. 11. Institutt for fiskeri- og marinbiologi, Univ. i Bergen, Bergen. 17 pages.
  • Handeland, Sigurd O; Wilkinsson, E.; Stefansson, Sigurd. 2001. Smolting and de-smolting at different temperatures in two strains of Atlantic salmon (Salmo salar L.). IFM rapport. 10. Institutt for fiskeri- og marinbiologi, Univ. i Bergen, Bergen. 20 pages.
  • Handeland, Sigurd O. 1998. Osmoregulation and growth in Atlantic salmon smolts during the early seawater phase. Dr.scient.. -. Inst. for fiskeri- og marinbiologi, Univ. i Bergen.
  • Handeland, Sigurd O; Järvi, T.; Fernø, Anders; Stefansson, Sigurd; Ridell, B. 1991. Consequences of seawater acclimation on the survival of Atlantic salmon (Salmo Salar L.) smolts in the presence of cod (Gadus morhua L.). [Mangler utgivernavn].
Book sections
  • Nilsen, Tom Ole; Terjesen, Bendik Fyhn; Kolarevic, Jelena; Ytteborg, Elisabeth; Ebbesson, Lars O.E.; Handeland, Sigurd O; Mota, Vasco C. 2018. Effects of high environmental CO2 levels on Atlantic salmon post-smolts. A18.20, pages 18-18. In:
    • Wilson, Rod. 2018. Lessons from two high CO2 worlds - future oceans and intensive aquaculture. 35 pages. ISBN: 000-0-00-000000-0.
  • Stefansson, Sigurd; Bæverfjord, Grete; Finn, Roderick Nigel; Finstad, Bengt; Fivelstad, Sveinung; Handeland, Sigurd O; Kristensen, Torstein; Kroglund, Frode; Rosseland, Bjørn Olav; Rosten, Trond; Salbu, Brit; Toften, Hilde. 2006. Vannkvalitet - laksefisk. kapittel 5, pages 95-112. In:
    • Thomassen, Magny; Gudding, Roar; Norberg, Birgitta; Jørgensen, Leif. 2006. Havbruksforskning: Fra merd til mat. Norges forskningsråd. 373 pages. ISBN: 82-12-02277-3.

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