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Sigurd Olav Handeland's picture

Sigurd Olav Handeland

Professor
  • E-mailSigurd.Handeland@uib.no
  • Visitor Address
    Thormøhlensgt. 53 A/B
    Room 
    340A1
  • Postal Address
    Postboks 7803
    5020 Bergen
Academic article
  • Show author(s) 2021. The effect of photoperiod manipulation on Atlantic salmon growth, smoltification and sexual maturation: A case study of a commercial RAS. Aquaculture Research.
  • Show author(s) 2020. The Melanocortin System in Atlantic Salmon (Salmo salar L.) and Its Role in Appetite Control. Frontiers in Neuroanatomy.
  • Show author(s) 2020. Plasma proteome profiling of freshwater and seawater life stages of rainbow trout (Oncorhynchus mykiss). PLOS ONE. 1-23.
  • Show author(s) 2020. Performance and welfare of Atlantic salmon, Salmo salar L. post-smolts in recirculating aquaculture systems: Importance of salinity and water velocity. Journal of the World Aquaculture Society. 373-392.
  • Show author(s) 2019. Wound healing in post-smolt Atlantic salmon (Salmo salar L.). Scientific Reports. 1-16.
  • Show author(s) 2019. Flesh quality of Atlantic salmon smolts reared at different temperatures and photoperiods. Aquaculture Research. 1795-1801.
  • Show author(s) 2019. Effects of temperature and photoperiod on rainbow trout (Oncorhynchus mykiss) smoltification and haematopoiesis. Aquaculture.
  • Show author(s) 2019. Effects of different photoperiod regimes on the smoltification and seawater adaptation of seawater-farmed rainbow trout (Oncorhynchus mykiss): Insights from Na+, K+-ATPase activity and transcription of osmoregulation and growth regulation genes. Aquaculture. 282-292.
  • Show author(s) 2018. Water flow and diurnal variation in metabolite production rates of Atlantic salmon (Salmo salar L.) post-smolt. Aquaculture Research. 1-8.
  • Show author(s) 2018. High fish density delays wound healing in Atlantic salmon (Salmo salar). Scientific Reports. 13 pages.
  • Show author(s) 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. 567-579.
  • Show author(s) 2018. Atlantic salmon skin barrier functions gradually enhance after seawater transfer. Scientific Reports.
  • Show author(s) 2017. The effect of continuous light at low temperatures on growth in Atlantic salmon reared in commercial size sea pens. Aquaculture. 645-651.
  • Show author(s) 2017. Temporal changes in infections with some pathogens associated with gill disease in farmed Atlantic salmon (Salmo salar L). Aquaculture. 126-134.
  • Show author(s) 2017. Stocking density limits for post-smolt Atlantic salmon (Salmo salar L.) emphasis on production performance and welfare. Aquaculture. 363-370.
  • Show author(s) 2017. Desmozoon lepeophtherii (microsporidian) infections and pancreas disease (PD) outbreaks in farmed Atlantic salmon (Salmo salar L.). Aquaculture. 141-148.
  • Show author(s) 2016. The effect of low temperatures and photoperiods on growth and vertebra morphometry in Atlantic salmon. Aquaculture International. 1421-1434.
  • Show author(s) 2016. Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts. Aquaculture. 629-637.
  • Show author(s) 2014. Photoperiod and temperature effects on growth and maturation of pre- and post-smolt Atlantic salmon. Aquaculture International. 1331-1345.
  • Show author(s) 2014. Osmoregulation in Atlantic salmon Salmo salar smolts transferred to seawater at different temperatures. Journal of Fish Biology. 1163-1176.
  • Show author(s) 2014. Osmoregulation and growth in offspring of wild Atlantic salmon at different temperatures. Environmental Biology of Fishes. 285-296.
  • Show author(s) 2013. Physiology during smoltification in Atlantic salmon: effect of melatonin implants. Fish Physiology & Biochemistry. 1079-1088.
  • Show author(s) 2013. Low light intensity can reduce Atlantic salmon smolt quality. Aquaculture. 19-24.
  • Show author(s) 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. 1197-1209.
  • Show author(s) 2013. Atlantic salmon (Salmo salar L.) smolts require more than two weeks to recover from acidic water and aluminium exposure. Aquatic Toxicology. 33-44.
  • Show author(s) 2013. Aluminum exposure impacts brain plasticity and behavior in Atlantic salmon (Salmo salar). Journal of Experimental Biology. 3148-3155.
  • Show author(s) 2011. Growth and osmoregulation in Atlantic salmon (Salmo salar ) smolts in response to different feeding frequencies and salinities. Aquaculture Research. 469-479.
  • Show author(s) 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. 1-19.
  • Show author(s) 2010. Physiological effects of normbaric environmental hyperoxia on Atlantic salmon (Salmo solar L.) presmolts. Aquaculture. 28-33.
  • Show author(s) 2009. Food-deprivation, compensatory growth and hydro-mineral balance in Atlantic salmon (Salmo salar) post-smolts in sea water. Aquaculture. 243-249.
  • Show author(s) 2009. Effects of fish density on growth and smoltification in intensive production of Atlantic salmon (Salmo salar L.). Aquaculture. 236-241.
  • Show author(s) 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. 36-42.
  • Show author(s) 2008. New clade of betanodaviruses detected in wild and farmed cod (Gadus morhua) in Norway. Archives of Virology. 541-547.
  • Show author(s) 2005. Seasonal variation in flesh quality, comparison between large and small Atlantic salmon (Salmo salar) transferred into seawater as 0+ or 1+ smolts. Aquaculture. 830-840.
  • Show author(s) 2004. Temperature influence on the development and loss of seawater tolerance in two fast-growing strains of Atlantic salmon. Aquaculture. 513-529.
  • Show author(s) 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. 511-518.
  • Show author(s) 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. 167-187.
Report
  • Show author(s) 2015. Sluttrapport på postsmolt D: Grenseverdier for karbondioksid for postsmolt. .
  • Show author(s) 2015. Effects on health, disease, and welfare of postsmolt production in semi-closed containment systems – Part A: Fish density tolerance and specific water use. .
  • Show author(s) 2014. Effekter på helse, sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg-FHF 900816. Sluttrapport. .
  • Show author(s) 2006. Dyrevelferdsmessig risikovurdering av produksjon av 0-årssmolt. Uttalelse fra Faggruppe for Dyrehelse og Dyrevelferd (Dyrevern) i Vitenskapskomiteen for mattrygghet. 2006:22. 2006:22. .
  • Show author(s) 2001. Smolting and de-smolting at different temperatures in two strains of Atlantic salmon (Salmo salar L.). 10. 10. .
  • Show author(s) 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? 11. 11. .
  • Show author(s) 1991. Consequences of seawater acclimation on the survival of Atlantic salmon (Salmo Salar L.) smolts in the presence of cod (Gadus morhua L.). .
Lecture
  • Show author(s) 2019. INFLUENCE OF WATER TEMPERATURE AND FEEDING REGIME ON THE INCIDENCE OF EARLY SEXUAL MATURATION IN ATLANTIC SALMON (Salmo salar L.) POSTSMOLTS DURING THE FRESHWATER STAGE.
  • Show author(s) 2018. Plasma proteome during smoltification and seawater adaptation of steelhead trout (Oncorhynchus mykiss).
  • Show author(s) 2018. Plasma and liver proteome of an unwanted phenotype of seawater-transferred rainbow trout (Oncorhynchus mykiss).
  • Show author(s) 2018. Mass Spectrometry-Based Plasma Proteomics for Steelhead Trout (Oncorrhynchus mykiss) Aquaculture.
  • Show author(s) 2018. Effects of high environmental CO2 levels on Atlantic salmon post-smolts .
  • Show author(s) 2018. Changes in plasma proteome and peptidome during smoltification and seawater adaptation of steelhead trout (Oncorhynchus mykiss).
  • Show author(s) 2017. Muscle development and heart condition in Atlantic salmon (Salmo salar) post-­smolts reared in Preline S-CCS.
  • Show author(s) 2016. Evaluation of available water treatment technologies for semi-closed aquaculture systems (in Norwegian). In Abstracts RCN Program conference Mariculture 2016.
  • Show author(s) 2016. Effect of stress on wound healing and gene regulation in skin of posts-smolts (Salmo salar L.) in closed-containment aquaculture systems (in Norwegian). In Abstracts RCN Program conference Mariculture 2016.
Popular scientific lecture
  • Show author(s) 2013. Foredrag på FHF-samling Verdikjede havbruk, den 21.-22. oktober 2013: "Produksjon av laks i lukkede anlegg".
  • Show author(s) 2013. "Effekt av ulike typer lys på fisk i settefiskanlegg".
  • Show author(s) 2010. Smoltkvalitet - Er smoltkvaliteten i negativ utvikling.
Academic lecture
  • Show author(s) 2019. The Freshwater Institute & CtrlAQUA, Norway: A multi-year research collaboration on RAS-based Atlantic salmon production. .
  • Show author(s) 2018. Hudens utvikling og immunfunksjoner i postsmoltfasen.
  • Show author(s) 2017. The effects of photoperiod on Atlantic salmon post-smolt in freshwater closed-containment systems.
  • Show author(s) 2017. Overview of CtrlAQUA research in post-smolt welfare, performance, and water quality in commercial scale, floating, semi-closed containment systems: CtrAQUA Preline, Neptune and Eco-Cage.
  • Show author(s) 2017. My skin don't lie. .
  • Show author(s) 2016. Welfare and performance of Atlantic salmon post-smolts during exposure to mild chronic stress in recirculation aquaculture system (RAS). .
  • Show author(s) 2016. Welfare and performance of Atlantic salmon post-smolts during exposure to mild chronic stress in closed-containment systems. In Aquaculture Europe 2016 Abstracts, pp 533-534.
  • Show author(s) 2016. Semi-closed sea systems for postsmolt Atlantic salmon. (Abstract ID 42049).
  • Show author(s) 2016. Osmoregulatory changes in sexually maturing Atlantic salmon post-smolt and adults.
  • Show author(s) 2016. Androgens up-regulate freshwater ion transporters in seawater acclimated Atlantic salmon (Salmo salar).
  • Show author(s) 2015. Semi-closed sea systems for postsmolt Atlantic salmon. Conference Abstract p. 123.
  • Show author(s) 2015. Scaling of culture tanks and unit processes, relevant for Atlantic salmon post-smolt production in land-based systems. In Book of abstracts, p. 35.
  • Show author(s) 2015. Atlantic salmon post-smolts in RAS: effects of salinity, exercise and timing of seawater transfer on performance, physiology and welfare. In Book of abstracts, p. 39.
  • Show author(s) 2015. Atlantic salmon post-smolts in RAS: Effects of salinity, exercise and timing of seawater transfer on performance, physiology and welfare.
  • Show author(s) 2014. The effects of increased CO2 on postsmolt Atlantic salmon Salmo salar growth, physiology and stress responsiveness.
  • Show author(s) 2014. Oppdrett av postsmolt laks i semilukkede system; Krav til fisketetthet og vannforbruk.
  • Show author(s) 2014. Effekter på helse, sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg – del D: Grenseverdier for karbondioksid for postsmolt.
  • Show author(s) 2014. Effekter på helse sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg – Døgnvariasjon i vannkvalitet i anlegg for postsmolt.
  • Show author(s) 2013. Postsmolt - ytelse og velferd i lukkede og semilukkede anlegg.
  • Show author(s) 2013. Effects of salinity and exercise on Atlantic salmon postsmolts reared in land-based RAS.
  • Show author(s) 2012. Økende temperaturer fremskynder smoltutvikling hos Vosso laks. Resultat fra prosjektet: "The smolt probe - novel tools for assessment of smolt quality and marine performance in Atlantic salmon (SmoltProbe)".
  • Show author(s) 2012. Karbondioksid og vekstreduksjon hos parr.
  • Show author(s) 2007. Screening av smittestoffer i vill stamfisk.
  • Show author(s) 1993. Consequences of osmotic stress on the anti-predator behaviour and predator mortality of atlantic salmon (Salmo salar L.) postsmolts.
  • Show author(s) 1991. Consequences of seawater acclimation on the survival of Atlantic salmon (Salmo Salar L.) smolts in the presence of cod (Gadus morhua L.).
Reader opinion piece
  • Show author(s) 2014. Fremtidens oppdrettslaks er både i lukkede og åpne anlegg. Driva.
Short communication
  • Show author(s) 2015. Growth and physiological models for Atlantic salmon (Salmo salar L.) parr exposed to elevated carbon dioxide concentrations at high temperature. Aquaculture. 90-94.
Masters thesis
  • Show author(s) 2007. Effects of stocking density on smoltification and growth of Atlantic salmon (Salmo salar L.).
Popular scientific article
  • Show author(s) 2015. Utvikling av osmoreguleringssystemet hos torskelarver startfôret på rotatorier eller naturlig zooplankton. Norsk Fiskeoppdrett. 36-38.
Feature article
  • Show author(s) 2014. Skjerm laksen mot lus. Dagens næringsliv. 31.
Doctoral dissertation
  • Show author(s) 1998. Osmoregulation and growth in Atlantic salmon smolts during the early seawater phase. -.
Interview
  • Show author(s) 2017. 55 millioner til prosjekt for havbruksvekst i Hordaland.
  • Show author(s) 2016. – Dypere vann gir bedre vekstrate for postsmolt.
  • Show author(s) 2016. Mener de har løsningen på laksenæringens milliardproblem.
  • Show author(s) 2016. Lovende resultater for produksjon av laks i lukkede anlegg.
  • Show author(s) 2016. - Kontinuerlig lys gir 30 % bedre tilvekst på lave temperaturer.
  • Show author(s) 2015. Tror lukkede anlegg vil være til hjelp for oppdretterne i framtida.
  • Show author(s) 2015. Satser på histologi, rognkjeks og ny smoltanalyse.
  • Show author(s) 2015. Nytt analyseverktøy skal sikre riktig tidspunkt for smoltutsett.
  • Show author(s) 2015. Maner til innsats etter AGD-påvisning.
  • Show author(s) 2014. Nofima skal lede nytt forskningssenter for fiskeoppdrett.
  • Show author(s) 2014. Minimalt svinn i lukket forskningsanlegg.
  • Show author(s) 2014. Kan få mye å si for lusesituasjonen.
  • Show author(s) 2013. Verdas største merd skal revolusjonera fiskeindustrien.
  • Show author(s) 2012. Unngå å stresse fisken ved transport.
  • Show author(s) 2011. Dale Klekkeri blir feltlab.
Academic chapter/article/Conference paper
  • Show author(s) 2018. Effects of high environmental CO2 levels on Atlantic salmon post-smolts. 1 pages.
  • Show author(s) 2006. Vannkvalitet - laksefisk. 18 pages.
Abstract
  • Show author(s) 2019. Brain Distribution of Key Neuropeptides Involved in Appetite Control in Atlantic Salmon, Salmo Salar (L.). . The FASEB Journal. 1 pages.
Poster
  • Show author(s) 2019. The effect of temperature on stress disturbance and skin barrier functions in Atlantic salmon (Salmo salar L. ) post- smolts.
  • Show author(s) 2019. How Does Temperature Affect Primary Barrier Functions in Atlantic Salmon (Salmo Salar L.) Post-Smolts?
  • Show author(s) 2019. CtrlAQUA SFI – Contribution to Future Aquaculture.
  • Show author(s) 2019. Brain Distribution of Key Neuropeptides Involved in Appetite Control in Atlantic Salmon, Salmo Salar (L.). .
  • Show author(s) 2016. Farming intensification - impact on mental and physiological robustness of post-smolt Atlantic salmon (Salmo salar).
  • Show author(s) 2007. Increased risk of winter ulcer in intensively produced Atlantic salmon juveniles exposed to seawater.
  • Show author(s) 2006. Dyrehelse og dyrevelferd i en intensiv produksjon.Vannkvalitetskriterier og effekter på fisk som kan brukes til å "måle" eller registrere velferd under ulike produksjonsforhold fra befruktning til sjøsetting og transport og opphold i sjø.
Article in business/trade/industry journal
  • Show author(s) 2014. Krav til fisketetthet og vannforbruk. Norsk Fiskeoppdrett. 42-50.
  • Show author(s) 2008. Påvirker vannkvalitet og produksjonsintensitet risiko for utvikling av vintersår hos postsmolt - Resultater fra en storskala feltstudie. ?.

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