Academic article
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S Fivelstad; AB Olsen; Sigurd Stefansson
et al. (2004). Lack of long-term sublethal effects of reduced freshwater pH alone on Atlantic salmon (Salmo salar) smolts subsequently transferred to seawater. (external link)
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Albert Imsland; Klement Arild Våge; Sigurd O Handeland
et al. (2011). Growth and osmoregulation in Atlantic salmon (Salmo salar ) smolts in response to different feeding frequencies and salinities. (external link)
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Pablo Balseiro Vigo; Øyvind Grøner Moe; Ingrid Gamlem
et al. (2018). Comparison between Atlantic salmon Salmo salar post-smolts reared in open sea cages and in the Preline raceway semi-closed containment aquaculture system. (external link)
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Cairsty Grassie; Victoria Anne Braithwaite; Jonatan Nilsson
et al. (2013). Aluminum exposure impacts brain plasticity and behavior in Atlantic salmon (Salmo salar). (external link)
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Jonas Ismael Silva Marrero; Floriana Lai; Sigurd Olav Handeland
et al. (2025). Integration of Gill and Intestinal Osmoregulatory Functions to Assess the Smoltification Window in Atlantic Salmon. (external link)
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Enrique Pino Martinez; Kari Anne Kamlund; Pablo Balseiro Vigo
et al. (2024). Elevated water temperature in combination with an increase in daylength stimulate a synchronized onset of spermatogenesis in male Atlantic salmon (Salmo salar, L.) postsmolts. (external link)
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Enrique Pino Martinez; Kristine Folde Staveland; Mitchell Stewart Fleming
et al. (2025). Body size of male Atlantic salmon (Salmo salar L.) at introduction of a 5-week LD12:12 winter signal influences their decision to mature early or smoltify. (external link)
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Enrique Pino Martinez; Pablo Balseiro; Mitchell S. Fleming
et al. (2023). Interaction of temperature and photoperiod on male postsmolt maturation of Atlantic salmon (Salmo salar L.). (external link)
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Sigurd O Handeland; Albert Imsland; Björn Thrandur Björnsson
et al. (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. (external link)
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Albert Imsland; Sigurd O Handeland; Sigurd Olav Stefansson
(2014). Photoperiod and temperature effects on growth and maturation of pre- and post-smolt Atlantic salmon. (external link)
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Bibbi Maria Kallay Hjelle; Albert Imsland; Pablo Balseiro Vigo
et al. (2022). Acoustic Delicing of Atlantic Salmon (Salmo salar): Fish Welfare and Salmon Lice (Lepeophtheirus salmonis) Dynamics. (external link)
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Christian Karlsen; Elisabeth Ytteborg; Gerrit Timmerhaus
et al. (2018). Atlantic salmon skin barrier functions gradually enhance after seawater transfer. (external link)
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Sigurd O Handeland; Albert Imsland; Björn Thrandur Björnsson
et al. (2013). Physiology during smoltification in Atlantic salmon: effect of melatonin implants. (external link)
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Sigurd O Handeland; Albert Imsland; Lars O.E. Ebbesson
et al. (2014). Osmoregulation and growth in offspring of wild Atlantic salmon at different temperatures. (external link)
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Wenda Cui; Eisuke Takahashi; Bernat Morro
et al. (2022). Changes in circulating insulin-like growth factor-1 and its binding proteins in yearling rainbow trout during spring under natural and manipulated photoperiods and their relationships with gill Na+, K+-ATPase and body size. (external link)
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Sigurd O Handeland; E Wilkinson; B Sveinsbo
et al. (2004). Temperature influence on the development and loss of seawater tolerance in two fast-growing strains of Atlantic salmon. (external link)
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Jarl Giske; Magda L. Dumitru; Katja Enberg
et al. (2025). Premises for digital twins reporting on Atlantic salmon wellbeing. (external link)
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Enrique Pino Martinez; Albert Kjartan Dagbjartarson Imsland; Anne-Camilla Diesen Hosfeld
et al. (2023). Effect of Photoperiod and Transfer Time on Atlantic Salmon Smolt Quality and Growth in Freshwater and Seawater Aquaculture Systems. (external link)
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Sara Calabrese; Tom Ole Nilsen; Jelena Kolarevic
et al. (2017). Stocking density limits for post-smolt Atlantic salmon (Salmo salar L.) emphasis on production performance and welfare. (external link)
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Bjørn Roth; Sten Johan Sverre Johansen; Jorma Suontama
et al. (2005). Seasonal variation in flesh quality, comparison between large and small Atlantic salmon (Salmo salar) transferred into seawater as 0+ or 1+ smolts. (external link)
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Enrique Pino Martinez; Sigurd Olav Handeland
(2025). A Case Study Documenting Growth and Welfare of Atlantic Salmon Reared to Market Size in a Novel Commercial Hybrid Flow-Through System in Norway: A Comparison With Fish Performance in Traditional Sea Sites. (external link)
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Floriana Lai; Ivar Rønnestad; Thea Solberg Olsen
et al. (2025). Adaptations to intermittent fasting in large sea caged Atlantic salmon (Salmo salar); effects on feeding, energy homeostasis, and growth. (external link)
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Pablo Balseiro Vigo; Erlend Andreas Nordvoll Holtan; Sara Calabrese
et al. (2025). Performance of Atlantic salmon post-smolts reared in RAS with nanofiltered sulfate-reduced brackish water. (external link)
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Kristin Kvamme; Sveinung Fivelstad; Sigurd O Handeland
et al. (2018). Water flow and diurnal variation in metabolite production rates of Atlantic salmon (Salmo salar L.) post-smolt. (external link)
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Tharmini Kalananthan; Ole Folkedal; Ana S. Gomes
et al. (2023). Impact of long-term fasting on the stomach-hypothalamus appetite regulating genes in Atlantic salmon postsmolts. (external link)
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Tarald Kleppa Øvrebø; Pablo Balseiro Vigo; Albert Imsland
et al. (2022). Investigation of growth performance of post-smolt Atlantic salmon (Salmo salar L.) in semi closed containment system: A big-scale benchmark study. (external link)
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Albert Imsland; Bjørn Roth; Per Gunnar Fjelldal
et al. (2017). The effect of continuous light at low temperatures on growth in Atlantic salmon reared in commercial size sea pens. (external link)
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Albert Imsland; Bjørn Roth; Inge Døskeland
et al. (2019). Flesh quality of Atlantic salmon smolts reared at different temperatures and photoperiods. (external link)
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Sveinung Fivelstad; Kristin Kvamme; Sigurd Olav Handeland
et al. (2015). Growth and physiological models for Atlantic salmon (Salmo salar L.) parr exposed to elevated carbon dioxide concentrations at high temperature. (external link)
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Ana S. Gomes; Pablo Balseiro Vigo; Mari Dybvad Iversen
et al. (2025). Performance of Atlantic salmon reared under three different regimes of continuous aerobic exercise during the freshwater phase. (external link)
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Bernat Morro; Pablo Balseiro Vigo; Amaya Albalat
et al. (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. (external link)
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Enrique Pino Martinez; Kristine Folde Staveland; Cindy Pinto Pedrosa
et al. (2025). A decrease in water temperature from 15 °C to 8 °C before or after a “winter signal” photoperiod delays but does not arrest early sexual maturation in male Atlantic salmon Salmo salar L. postsmolts. (external link)
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Maren Skare; Sherry Stephanie Chan; Sigurd Olav Handeland
et al. (2021). A comparative study on quality, shelf life and sensory attributes of Atlantic salmon slaughtered on board slaughter vessels against traditional land-based facilities.. (external link)
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Enrique Pino Martinez; Markus Førde Braanaas; Pablo Balseiro Vigo
et al. (2022). Constant High Temperature Promotes Early Changes in Testis Development Associated with Sexual Maturation in Male Atlantic Salmon (Salmo salar L.) Post-Smolts. (external link)
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Sigurd Olav Stefansson; Albert Imsland; Sigurd O Handeland
(2009). Food-deprivation, compensatory growth and hydro-mineral balance in Atlantic salmon (Salmo salar) post-smolts in sea water. (external link)
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Camilla Diesen Hosfeld; Janicke Hammer; Sigurd O Handeland
et al. (2009). Effects of fish density on growth and smoltification in intensive production of Atlantic salmon (Salmo salar L.). (external link)
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Trine Ytrestøyl; Harald Rune Takle; Jelena Kolarevic
et al. (2020). Performance and welfare of Atlantic salmon, Salmo salar L. post-smolts in recirculating aquaculture systems: Importance of salinity and water velocity. (external link)
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Gunnar Steinn Gunnarsson; Egil Karlsbakk; Steffen H. Blindheim
et al. (2017). Temporal changes in infections with some pathogens associated with gill disease in farmed Atlantic salmon (Salmo salar L). (external link)
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Bernat Morro; Richard Broughton; Pablo Balseiro Vigo
et al. (2021). Endoplasmic reticulum stress as a key mechanism in stunted growth of seawater rainbow trout (Oncorhynchus mykiss). (external link)
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Inge Døskeland; Albert Imsland; Per Gunnar Fjelldal
et al. (2016). The effect of low temperatures and photoperiods on growth and vertebra morphometry in Atlantic salmon. (external link)
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Sara Calabrese; Albert K. D. Imsland; Tom Ole Nilsen
et al. (2023). Water Flow Requirements of Post-smolt Atlantic Salmon (Salmo salar L.) Reared in Intensive Seawater Flow-through Systems: A Physiological Perspective. (external link)
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Gianmarco Del Vecchio; Floriana Lai; Ana S. Gomes
et al. (2021). Effects of short term fasting on mRNA expression of ghrelin and the peptide transporters PepT1 and 2 in Atlantic salmon (Salmo salar). (external link)
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Sigurd O Handeland; Albert Imsland; Lars O.E. Ebbesson
et al. (2013). Low light intensity can reduce Atlantic salmon smolt quality. (external link)
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Arne Mikal Arnesen; Hilde Toften; Thorleifur Agustsson
et al. (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. (external link)
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Tharmini Kalananthan; Floriana Lai; Ana S. Gomes
et al. (2020). The Melanocortin System in Atlantic Salmon (Salmo salar L.) and Its Role in Appetite Control. (external link)
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Enrique Pino Martinez; Pablo Balseiro Vigo; Sigurd Olav Stefansson
et al. (2023). Interaction of temperature and feed ration on male postsmolt maturation of Atlantic salmon (Salmo salar L.). (external link)
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Gunnar Steinn Gunnarsson; Steffen H. Blindheim; Egil Karlsbakk
et al. (2017). Desmozoon lepeophtherii (microsporidian) infections and pancreas disease (PD) outbreaks in farmed Atlantic salmon (Salmo salar L.). (external link)
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Albert Imsland; Pablo Balseiro Vigo; Sigurd Olav Handeland
et al. (2025). Follow-Up Study on Acoustic De-Licing of Atlantic Salmon (Salmo salar): Lepeophtheirus salmonis and Caligus elongatus Dynamics over Four Consecutive Production Cycles. (external link)
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Floriana Lai; Sergei Budaev; Ida Kristine Hundven
et al. (2025). Influence of water temperature on feed intake, appetite control, and energy allocation in Atlantic salmon (Salmo salar) post-smolt. (external link)
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Lene Sveen; Gerrit Timmerhaus; Aleksei Krasnov
et al. (2018). High fish density delays wound healing in Atlantic salmon (Salmo salar). (external link)
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Camilla Diesen Hosfeld; Sigurd O Handeland; Sveinung Fivelstad
et al. (2010). Physiological effects of normbaric environmental hyperoxia on Atlantic salmon (Salmo solar L.) presmolts. (external link)
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Rouzbeh Keihani; Ana S. Gomes; Pablo Balseiro Vigo
et al. (2024). Evaluation of stress in farmed Atlantic salmon (Salmo salar) using different biological matrices. (external link)
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Lene Sveen; Gerrit Timmerhaus; Aleksei Krasnov
et al. (2019). Wound healing in post-smolt Atlantic salmon (Salmo salar L.). (external link)
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Roland Koedijk; Arild Folkvord; Atle Foss
et al. (2010). The influence of first-feeding diet on the Atlantic cod Gadus morhua phenotype: survival, development and long-term consequences for growth. (external link)
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Floriana Lai; Ivar Rønnestad; Sergei Budaev
et al. (2024). Freshwater history influences farmed Atlantic salmon (Salmo salar) performance in seawater. (external link)
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Sigurd O Handeland; Albert Imsland; Sigurd Olav Stefansson
(2008). The effect of temperature and fish size on growth, feed intake, food conversion efficiency and stomach evacuation rate of Atlantic salmon post-smolts. (external link)
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Are Nylund; Egil Karlsbakk; Stian Nylund
et al. (2008). New clade of betanodaviruses detected in wild and farmed cod (Gadus morhua) in Norway. (external link)
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Enrique Pino Martinez; Pablo Balseiro Vigo; Håkon Fagerbakke Kvittingen
et al. (2024). Influence of salinity on rainbow trout (Oncorhynchus mykiss) smolt development and postsmolt performance. (external link)
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Sigurd O Handeland; Albert Imsland; Tom Ole Nilsen
et al. (2014). Osmoregulation in Atlantic salmon Salmo salar smolts
transferred to seawater at different temperatures. (external link)
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Enrique Pino Martinez; Pablo Balseiro Vigo; Cindy Pinto Pedrosa
et al. (2021). The effect of photoperiod manipulation on Atlantic salmon growth, smoltification and sexual maturation: A case study of a commercial RAS. (external link)
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Sergei Budaev; Magda L. Dumitru; Katja Enberg
et al. (2024). Premises for a digital twin of the Atlantic salmon in its world: Agency, robustness, subjectivity and prediction. (external link)
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Bernat Morro; Pablo Balseiro Vigo; Amaya Albalat
et al. (2019). Effects of temperature and photoperiod on rainbow trout (Oncorhynchus mykiss) smoltification and haematopoiesis. (external link)
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Bernat Morro; Mary K. Doherty; Pablo Balseiro Vigo
et al. (2020). Plasma proteome profiling of freshwater and seawater life stages of rainbow trout (Oncorhynchus mykiss). (external link)
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Lene Sveen; Gerrit Timmerhaus; Jacob Seilø Torgersen
et al. (2016). Impact of fish density and specific water flow on skin properties in Atlantic salmon (Salmo salar L.) post-smolts. (external link)
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Tom Ole Nilsen; Lars O.E. Ebbesson; Sigurd O Handeland
et al. (2013). Atlantic salmon (Salmo salar L.) smolts require more than two weeks to recover from acidic water and aluminium exposure. (external link)
Media interview
Lecture
Conference lecture
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Jelena Kolarevic; Britt Kristin Megård Reiten; Lene Sveen
et al. (2016). Welfare and performance of Atlantic salmon post-smolts during exposure to mild chronic stress in recirculation aquaculture system (RAS).. (external link)
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Tom Ole Nilsen; H. Sundh; Eva Andersson
et al. (2016). Osmoregulatory changes in sexually maturing Atlantic salmon post-smolt and adults. (external link)
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Enrique Pino Martinez; Asbjørn Dyrkorn Løland; Sigurd Olav Handeland
(2024). COMPARING GROWTH AND WELFARE OF ATLANTIC SALMON POST-SMOLTS IN A NOVEL LAND-BASED COMMERCIAL HYBRID FLOW-THROUGH SYSTEM (HFS) VERSUS IN OPEN SEA PENS. (external link)
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Ana S. Gomes; Pablo Balseiro Vigo; Ivar Rønnestad
et al. (2022). Effects of swimming exercise on perfomance of Atlantic salmon. (external link)
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Sigurd O Handeland; T. Järvi; Anders Fernø
et al. (1991). Consequences of seawater acclimation on the survival of Atlantic salmon (Salmo Salar L.) smolts in the presence of cod (Gadus morhua L.). (external link)
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Trine Ytrestøyl; Harald Rune Takle; Jelena Kolarevic
et al. (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. (external link)
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Bendik Fyhn Terjesen; W. Abbink; E Blom
et al. (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. (external link)
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Jelena Kolarevic; Lene Sveen; Tom Ole Nilsen
et al. (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. (external link)
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Sveinung Fivelstad; Camilla Diesen Hosfeld; sara calabrese
et al. (2014). Effekter på helse, sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg – del D: Grenseverdier for karbondioksid for postsmolt.. (external link)
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Christopher Good; S. Summerfelt; T. May
et al. (2017). The effects of photoperiod on Atlantic salmon post-smolt in freshwater closed-containment systems. (external link)
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Sveinung Fivelstad; Kristin Kvamme; Sigurd O Handeland
et al. (2012). Karbondioksid og vekstreduksjon hos parr. (external link)
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Bendik Fyhn Terjesen; Sigurd O Handeland
(2013). Postsmolt - ytelse og velferd i lukkede og semilukkede anlegg. (external link)
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Christian Karlsen; Elisabeth Ytteborg; Gerrit Timmerhaus
et al. (2018). Hudens utvikling og immunfunksjoner i postsmoltfasen. (external link)
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Sara Calabrese; Tom Ole Nilsen; Sveinung Fivelstad
et al. (2014). The effects of increased CO2 on postsmolt Atlantic salmon Salmo salar growth, physiology and stress responsiveness. (external link)
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Jonas Ismael Silva Marrero; Ana S. Gomes; Pablo Balseiro
et al. (2024). Assessing the physiological response of gills and intestine through smoltification in Atlantic salmon exposed to two different photoperiods. (external link)
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Trine Ytrestøyl; Harald Rune Takle; Jelena Kolarevic
et al. (2015). Atlantic salmon post-smolts in RAS: Effects of salinity, exercise and timing of seawater transfer on performance, physiology and welfare. (external link)
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Sigurd O Handeland
(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. (external link)
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Chris Good; S. Summerfelt; Brian Vinci
et al. (2019). The Freshwater Institute & CtrlAQUA, Norway: A multi-year research collaboration on RAS-based Atlantic salmon production.. (external link)
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Lene Sveen; Gerrit Timmerhaus; Jacob Seilø Torgersen
et al. (2017). My skin don't lie.. (external link)
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Bendik Fyhn Terjesen; Trine Ytrestøyl; Jelena Kolarevic
et al. (2013). Effects of salinity and exercise on Atlantic salmon postsmolts reared in land-based RAS. (external link)
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Sara Calabrese; Bjarte Sævareid; Olav Breck
et al. (2016). Semi-closed sea systems for postsmolt Atlantic salmon. (Abstract ID 42049).. (external link)
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Kristin Kvamme; Camilla Diesen Hosfeld; Sigurd O Handeland
et al. (2014). Effekter på helse sykdom og velferd ved postsmoltproduksjon i semi-lukkede anlegg – Døgnvariasjon i vannkvalitet i anlegg for postsmolt. (external link)
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Kristine Folde Staveland; Enrique Pino Martinez; Mitchell Stewart Fleming
et al. (2023). INFLUENCE OF A TEMPERATURE DROP FROM 15 TO 8°C BEFORE OR AFTER WINTER SIGNAL ON EARLY SEXUAL MATURATION IN ATLANTIC SALMON Salmo salar L. POSTSMOLT. (external link)
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Tom Ole Nilsen; Eva Andersson; Stephen D. McCormick
et al. (2016). Androgens up-regulate freshwater ion transporters in seawater acclimated Atlantic salmon (Salmo salar). (external link)
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Sara Calabrese; Sigurd O Handeland; Bjarte Sævareid
et al. (2015). Semi-closed sea systems for postsmolt Atlantic salmon. Conference Abstract p. 123. (external link)
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Sigurd O Handeland; Torbjørn Järvi; Anders Fernø
(1993). Consequences of osmotic stress on the anti-predator behaviour and predator mortality of atlantic salmon (Salmo salar L.) postsmolts. (external link)
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Trond Einar Isaksen; Egil Karlsbakk; Karl Fredrik Ottem
et al. (2007). Screening av smittestoffer i vill stamfisk. (external link)
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Sigurd O Handeland; Sigurd Olav Stefansson; Lars O.E. Ebbesson
et al. (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)". (external link)
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Pablo Balseiro Vigo; Erlend Nordvoll; Sara Calabrese
et al. (2022). Performance of Salmo salar smolt in sulfate reduced nanofiltered water. (external link)
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Sara Calabrese; Sigurd Olav Handeland; Bendik Fyhn Terjesen
et al. (2014). Oppdrett av postsmolt laks i semilukkede system; Krav til fisketetthet og vannforbruk.. (external link)
Academic book chapter
Master’s thesis
Popular science article
Conference poster
Doctoral thesis (PhD)
Research report
Popular science book chapter
Media feature article
Professional article
Conference abstract
Letter to the editor
See a complete overview of publications in Cristin.