Frode Oppedal
Publications
Academic articles
2024
The Behavioral and Neurobiological Response to Sound Stress in Salmon
Brain, Behavior and Evolution
2024
Post-smolt Atlantic salmon can regulate buoyancy in submerged sea-cages by gulping air bubbles
Aquacultural Engineering
107
2024
A passive fish sampling method is representative for size but selective for parasite load
Aquaculture
593
2024
Post-smolt Atlantic salmon can regulate buoyancy in submerged sea-cages by gulping air bubbles
Aquacultural Engineering
107
2024
The Behavioral and Neurobiological Response to Sound Stress in Salmon
Brain, Behavior and Evolution
2024
Tolerance to fluctuating currents in farmed Atlantic salmon: a novel method to simulate offshore wave effects in the laboratory
Aquaculture Environment Interactions
16
p. 103-114
2024
Efficiency of salmon production in submerged cages with air domes matches standard surface cages when environments are similar
Aquaculture
586
2024
Fasting and its implications for fish welfare in Atlantic salmon aquaculture
Reviews in Aquaculture
2024
Atlantic salmon in chronic turbulence: Effects on growth, behaviour, welfare, and stress
Aquaculture
582
2023
Fluid–Structure Interactions of Net Cages—Full-Scale Pushing Tests in the Field
Journal of Offshore Mechanics and Arctic Engineering
146
2023
Fluid-structure interactions of net cages - full-scale pushing tests in the field
Journal of Offshore Mechanics and Arctic Engineering
2023
Comparison of non-medicinal delousing strategies for parasite (Lepeophtheirus salmonis) removal efficacy and welfare impact on Atlantic salmon (Salmo salar) hosts
Aquaculture International
2023
Adaptive photoperiod interpretation modulates phenological timing in Atlantic salmon
Scientific Reports
13
2023
Environmentally responsive parasite prevention halves salmon louse burden in commercial marine cages
Aquaculture
563
2023
Novel tag-based method for measuring tailbeat frequency and variations in amplitude in fish
Animal Biotelemetry
11
2022
Supersizing salmon farms in the coastal zone: A global analysis of changes in farm technology and location from 2005 to 2020
Aquaculture
553
p. 1-17
2022
Declining size-at-harvest in Norwegian salmon aquaculture: Lice, disease, and the role of stunboats
Aquaculture
559
2022
Deployment of hydroacoustic feeding control in salmon sea-cages; biological and technical considerations
Aquaculture
561
2021
Full compensatory growth before harvest and no impact on fish welfare in Atlantic salmon after an 8-week fasting period
Aquaculture
546
2021
Wild Atlantic salmon enter aquaculture sea-cages: A case study
Conservation Science and Practice (CSP)
3
p. 1-7
2021
Salmon lice nauplii and copepodids display different vertical migration patterns in response to light
Aquaculture Environment Interactions
13
p. 121-131
2021
Acclimation with lice-infested salmon improves cleaner fish delousing performance
Aquaculture Environment Interactions
13
p. 41-49
2021
Wild Atlantic salmon enter aquaculture sea-cages: A case study
Conservation Science and Practice (CSP)
3
p. 1-7
2021
What is The Limit of Sustained Swimming in Atlantic Salmon Post smolts?
Aquaculture Environment Interactions
13
p. 189-198
2021
Sentinels in Salmon Aquaculture: Heart Rates Across Seasons and During Crowding Events
Frontiers in Physiology
2021
Submerged cage aquaculture of marine fish: a review of the biological challenges and opportunities
Reviews in Aquaculture
2021
Full production cycle, commercial scale culture of salmon in submerged sea-cages with air domes reduces lice infestation, but creates production and welfare challenges
Aquaculture
548
2021
Operculum PIT tagging: a viable alternative to avoid human consumption in processed salmon
Animal Biotelemetry
9
2021
The effect of fasting period on swimming performance, blood parameters and stress recovery in Atlantic salmon post molts
Aquaculture
546
2021
The effect of fasting period on swimming performance, blood parameters and stress recovery in Atlantic salmon post smolts
Comparative Biochemistry and Physiology A
255
2021
Farmed salmonids drive the abundance, ecology and evolution of parasitic salmon lice in Norway
Aquaculture Environment Interactions
13
p. 237-248
2021
The potential for cleaner fish-driven evolution in the salmon louse Lepeophtheirus salmonis: Genetic or environmental control of pigmentation?
Ecology and Evolution
11
p. 1-14
2021
Tapeworm (Eubothrium sp.) infestation in sea caged Atlantic salmon decreased by lice barrier snorkels during a commercial-scale study
Aquaculture
541
p. 1-7
2021
Tag use to monitor fish behaviour in aquaculture: a review of benefits, problems and solutions
Reviews in Aquaculture
13
p. 1565-1582
2021
Evolution of salmon lice in response to management strategies: a review
Reviews in Aquaculture
13
p. 1397-1422
2021
Finding the needle in the haystack: Comparison of methods for salmon louse enumeration in plankton samples
Aquaculture Research
52
p. 3591-3604
2020
Sea lice removal by cleaner fish in salmon aquaculture: a review of the evidence base
Aquaculture Environment Interactions
12
p. 31-44
2020
Skeletal deformities in wild and farmed cleaner fish species used in Atlantic salmon Salmo salar aquaculture
Journal of Fish Biology
p. 1-10
2020
Heart rates of Atlantic salmon Salmo salar during a critical swim speed test and subsequent recovery
Journal of Fish Biology
2020
Effect of cleaner fish on sea lice in Norwegian salmon aquaculture: a national scale data analysis
International Journal of Parasitology
50
p. 787-796
2020
Fish welfare in offshore salmon aquaculture
Reviews in Aquaculture
2020
Heart rate bio-loggers as welfare indicators in Atlantic salmon (Salmo salar) aquaculture
Aquaculture
529
2020
The effect of temperature on ability of Lepeophtheirus salmonis to infect and persist on Atlantic salmon (Salmo salar)
Journal of Fish Diseases
43
p. 1519-1529
2020
Challenges and benefits of applying fish behaviour to improve production and welfare in industrial aquaculture
Reviews in Aquaculture
2020
The effect of temperature on ability of Lepeophtheirus salmonis to infect and persist on Atlantic salmon
Journal of Fish Diseases
43
p. 1519-1529
2020
Buoyancy matters: Establishing the maximum neutral buoyancy depth of Atlantic salmon
Aquaculture
519
p. 1-8
2020
Salmon lice survive the straight shooter: A commercial scale sea cage trial of laser delousing
Preventive Veterinary Medicine
181
p. 1-6
2020
Cleaner fish growth, welfare and survival in Atlantic salmon sea cages during an autumn-winter production
Aquaculture
528
p. 1-10
2020
The metabolic rate response to feed withdrawal in Atlantic salmon post-smolts
Aquaculture
529
2020
Prevention not cure: a review of methods to avoid sea lice infestations in salmon aquaculture
Reviews in Aquaculture
p. 1-17
2020
Salmon lice survive the straight shooter: efficiency of optical delousing using lasers in a commercial net pen
Preventive Veterinary Medicine
181
2020
Parasites under pressure: salmon lice have the capacity to adapt to depth-based preventions in aquaculture
International Journal of Parasitology
50
p. 865-872
2020
Optimal estimation of lice release from aquaculture based on ambient temperatures
Aquaculture Environment Interactions
12
p. 179-191
2020
Atlantic salmon cope in submerged cages when given access to an air dome that enables fish to maintain neutral buoyancy
Aquaculture
525
p. 1-7
2020
Where art thou louse? A snapshot of attachment location preferences in salmon lice on Atlantic salmon hosts in sea cages
Journal of Fish Diseases
43
p. 697-706
2020
Acclimating salmon as juveniles prepares them for a farmed life in sea-cages
Aquaculture
523
p. 735227
2020
Ultraviolet-C light suppresses reproduction of sea lice but has adverse effects on host salmon.
Aquaculture
520
2020
Efficiency and welfare impact of long-term simultaneous in situ management strategies for salmon louse reduction in commercial sea cages
Aquaculture
520
2020
Impact of thermoclines on the vertical distribution of salmon lice larvae
Aquaculture Environment Interactions
12
p. 1-10
2020
Sea lice prevention strategies affect cleaner fish delousing efficacy in commercial Atlantic salmon sea-cages
Aquaculture Environment Interactions
12
p. 67-80
2019
Fish Welfare Based Classification Method of Ocean Current Speeds at Aquaculture Sites
Aquaculture Environment Interactions
11
p. 249-261
2019
Snorkel Technology to Reduce Sea Lice Infestations: Efficacy Depends on Salinity at the Farm Site, but Snorkels Have Minimal Effects on Salmon Production and Welfare
Aquaculture Environment Interactions
11
p. 445-457
2019
Development of the Salmon Louse Lepeophtheirus Salmonis Parasitic Stages in Temperatures Ranging from 3 to 24°C
Aquaculture Environment Interactions
11
p. 429-443
2019
Effects of Step Salinity Gradients on Salmon Lice Larvae Behaviour and Dispersal
Aquaculture Environment Interactions
11
p. 181-190
2019
Differential effects of internal tagging depending on depth treatment in Atlantic salmon: a cautionary tale for aquatic animal tag use.
Current Zoology
65
p. 665-673
2019
Physiological responses of farmed Atlantic salmon and two cohabitant species of cleaner fish to progressive hypoxia
Aquaculture
512
2019
Snorkel sea-cage technology decreases salmon louse infestation by 75% in a full-cycle commercial test
International Journal of Parasitology
49
p. 843-846
2019
The effectiveness of hyposaline treatments against host-attached salmon lice
Scientific Reports
9
2019
Effects of step salinity gradients on salmon lice larvae behaviour and dispersal
Aquaculture Environment Interactions
11
p. 181-190
2019
Snorkel technology to reduce sea lice infestations: efficacy depends on salinity at the farm site, but snorkels have minimal effects on salmon production and welfare
Aquaculture Environment Interactions
11
p. 445-457
2019
Development of the salmon louse Lepeophtheirus salmonis parasitic stages in temperatures ranging from 3 to 24°C
Aquaculture Environment Interactions
11
p. 429-443
2019
Sterilization of salmon lice eggs with UVC light: towards a new preventative technique for aquaculture
Pest Management Science
76
p. 901-906
2019
Jumping to treat sea lice: Harnessing salmon behaviour to enable surface-based chemotherapeutant application
Aquaculture
512
2019
Influence of experimental set-up and methodology for measurements of metabolic rates and critical swimming speed in Atlantic salmon Salmo salar
Journal of Fish Biology
95
p. 893-902
2019
Physiological performance of ballan wrasse (Labrus bergylta) at different temperatures and its implication for cleaner fish usage in salmon aquaculture
Biological control (Print)
135
p. 117-123
2019
Fish welfare based classification method of ocean current speeds at aquaculture sites
Aquaculture Environment Interactions
11
p. 249-261
2019
Metabolic and functional impacts of hypoxia vary with size in Atlantic salmon
Comparative Biochemistry and Physiology A
231
p. 30-38
2019
Thermal delousing with cold water: Effects on salmon lice removal and salmon welfare
Aquaculture
505
p. 41-46
2019
Welfare, behaviour and feasibility of farming Atlantic salmon in submerged cages with weekly surface access to refill their swim bladders.
Aquaculture
502
p. 332-337
2018
Growth and welfare of submerged Atlantic salmon under continuous lighting
Aquaculture Environment Interactions
10
p. 501-510
2018
Growth and welfare of submerged Atlantic salmon under continuous lightning
Aquaculture Environment Interactions
10
p. 501-510
2018
Salmon lice treatments and salmon mortality in Norwegian aquaculture: a review
Reviews in Aquaculture
p. 1-20
2018
Oxygen Uptake and Osmotic Balance of Atlantic Salmon in Relation to Exercise and Salinity Acclimation
Frontiers in Marine Science
5
p. 1-11
2018
Metabolic rates, swimming capabilities, thermal niche and stress response of the lumpfish, cyclopterus lumpus
Biology Open
7:bio036079
p. 1-9
2018
Cage size affects dissolved oxygen distribution in salmon aquaculture
Aquaculture Environment Interactions
10
p. 149-156
2018
Repeated sublethal freshwater exposures reduce the amoebic gill disease parasite, Neoparamoeba perurans, on Atlantic salmon
Journal of Fish Diseases
41
p. 1403-1410
2018
Surface environment modification in Atlantic salmon sea-cages: Effects on amoebic gill disease, salmon lice, growth and welfare
Aquaculture Environment Interactions
10
p. 255-265
2018
Skirts on salmon production cages reduced salmon lice infestations without affecting fish welfare
Aquaculture
490
p. 281-287
2018
Drag Forces and deformation of aquaculture cages – full-scale towing tests in the field
Aquacultural Engineering
81
p. 46-56
2018
Dissolved oxygen variability in a commercial sea-cage exposes farmed Atlantic salmon to growth limiting conditions
Aquaculture
486
p. 122-129
2017
Behaviour in Atlantic salmon confers protection against an ectoparasite.
Journal of Experimental Zoology. Part A: Ecological Genetics and Physiology (JEZ)
304
p. 73-80
2017
Behaviour in Atlantic salmon confers protection against an ectoparasite
Journal of Zoology
304
p. 73-80
2017
Lowering treatment temperature reduces salmon mortality: a new way to treat with hydrogen peroxide in aquaculture.
Pest Management Science
74
p. 535-540
2017
The gill parasite Paramoeba perurans compromises aerobic scope, swimming capacity and ion balance in Atlantic salmon.
Conservation Physiology
5
p. 1-12
2017
Salmon lice evasion, susceptibility, retention, and development differ amongst host salmonid species.
ICES Journal of Marine Science
75
p. 1071-1079
2017
Behaviour in the toolbox to outsmart parasites and improve fish welfare in aquaculture
Reviews in Aquaculture
11
p. 168-186
2017
The use and effects of hydrogen peroxide on salmon lice and post-smolt Atlantic salmon.
Aquaculture
486
p. 246-252
2017
Free-living Neoparamoeba perurans depth distribution is mostly uniform in salmon cages, but reshaped by stratification and potentially extreme fish crowding
Aquaculture Environment Interactions
9
p. 269-279
2017
Oxygen gradients affect behaviour of caged Atlantic salmon Salmo salar
Aquaculture Environment Interactions
9
p. 145-153
2017
Susceptibility, behaviour, and retention of the parasitic salmon louse (Lepeophtheirus salmonis) differ with Atlantic salmon population origin
Journal of Fish Diseases
41
p. 431-442
2017
Network analysis reveals strong seasonality in the dispersal of a marine parasite and identifies areas for coordinated management
Landscape Ecology
2017
`Snorkel? lice barrier technology reduced two co- occurring parasites, the salmon louse (Lepeophtheirus salmonis) and the amoebic gill disease causing agent (Neoparamoeba perurans), in commercial salmon sea-cages
Preventive Veterinary Medicine
140
p. 97-105
2017
Sea lice infestation levels decrease with deeper ‘snorkel’ barriers in Atlantic salmon sea-cages
Pest Management Science
73
p. 1935-1943
2017
The effect of thermal acclimation on aerobic scope and critical swimming speed in Atlantic salmon Salmo salar
Journal of Experimental Biology
220
p. 2757-2764
2017
Sustained swimming capacity of Atlantic salmon
Aquaculture Environment Interactions
9
p. 361-369
2017
Assessing swimming capacity and schooling behaviour in farmed Atlantic salmon Salmo salar with experimental push-cages
Aquaculture
473
p. 423-429
2017
Effects of light source and intensity on sexual maturation, growth and swimming behaviour of Atlantic salmon in sea cages
Aquaculture Environment Interactions
p. 193-204
2016
Sea lice infestation level alters salmon swimming depth in sea-cages
Aquaculture Environment Interactions
8
p. 429-435
2016
The vertebral column and exercise in Atlantic salmon — Regional effects
Aquaculture
461
p. 9-16
2016
Salmon lice (Lepeophtheirus salmonis) development times, body size and reproductive outputs follow universal models of temperature dependence
Canadian Journal of Fisheries and Aquatic Sciences
73
p. 1841-1851
2016
Predicting the effectiveness of depth-based technologies to prevent salmon lice infection using a dispersal model
Preventive Veterinary Medicine
129
p. 48-57
2016
The oxygen threshold for maximal feed intake of Atlantic salmon post-smolts is highly temperature-dependent
Aquaculture
464
p. 582-592
2016
'Snorkel' sea lice barrier technology reduces sea lice loads on harvest-sized Atlantic salmon with minimal welfare impacts
Aquaculture
458
p. 29-37
2016
Effect of ectoparasite infestation density and life-history stages on the swimming performance of Atlantic salmon Salmo salar
Aquaculture Environment Interactions
8
p. 387-395
2016
Not too slow, not too fast: water currents affect group structure, aggression and welfare in postsmolt Atlantic salmon Salmo salar
Aquaculture Environment Interactions
8
p. 339-347
2016
Critical swimming speed in groups of Atlantic salmon Salmo salar
Aquaculture Environment Interactions
8
p. 659-664
2016
Early-stage sea lice recruits on Atlantic salmon are freshwater sensitive
Journal of Fish Diseases
39
p. 1179-1186
2015
Depth distribution of the amoebic gill disease agent, Neoparamoeba perurans, in salmon sea-cages
Aquaculture Environment Interactions
7
p. 67-74
2015
Fast water currents reduce production performance of post-smolt Atlantic salmon Salmo salar
Aquaculture Environment Interactions
7
p. 125-134
2015
Atlantic salmon Salmo salar instantaneously follow vertical light movements in sea cages
Aquaculture Environment Interactions
7
p. 61-65
2015
Gone with the flow: Current velocities mediate parasitic infestation of an aquatic host
International Journal of Parasitology
45
p. 559-565
2015
Effect of temperature on the metabolism, behaviour and oxygen requirements of Sparus aurata
Aquaculture Environment Interactions
7
p. 115-123
2015
Effect of water oxygen level on performance of diploid and triploid Atlantic salmon post-smolts reared at high temperature
Aquaculture
435
p. 354-360
2015
Fast water currents reduce production performance of post-smolt Atlantic salmon Salmo salar
Aquaculture Environment Interactions
7
p. 125-134
2014
High host densities dilute sea lice Lepeophtheirus salmonis loads on individual Atlantic salmon, but do not reduce lice infection success
Aquaculture Environment Interactions
6
p. 81-89
2014
Flow fields inside stocked fish cages and the near environment
Journal of Offshore Mechanics and Arctic Engineering
136
2014
Low intensity light of different colours modifies Atlantic salmon depth use
Aquacultural Engineering
62
p. 42-48
2014
Production performance of Atlantic salmon (Salmo salar L.) postsmolts in cyclic hypoxia, and following compensatory growth
Aquaculture Research
45
p. 1355-1366
2014
Aplasia of the septum transversum has no effect on plasma biochemistry following an acute hypoxic event in Atlantic salmon
Diseases of Aquatic Organisms
111
p. 87-92
2014
The interaction between water currents and salmon swimming behaviour in sea cages
PLOS ONE
9
2014
Behaviour of European sea bass, Dicentrarchus labrax L., in cages - impact of early life rearing conditions and management
Aquaculture Research
45
p. 1545-1558
2014
Manipulation of farmed Atlantic salmon swimming behaviour through the adjustment of lighting and feeding regimes as a tool for salmon lice control
Aquaculture
424-425
p. 183-188
2013
PIT tagged individual Atlantic salmon registrered at static depth positions in a sea cage: Vertical size stratification and implications for fish sampling
Aquacultural Engineering
55
p. 32-36
2013
Towards cod without spawning: artificial continuous light in submerged sea-cages maintains growth and delays sexual maturation for farmed Atlantic cod Gadus morhua
Aquaculture Environment Interactions
3
p. 245-255
2013
Hypoxia tolerance thresholds for post-smolt Atlantic salmon: Dependency of temperature and hypoxia acclimation
Aquaculture
416
p. 41-47
2013
Group behavioural responses of Atlantic salmon (Salmo salar L.) to light, infrasound and sound stimuli
PLOS ONE
8
2013
Modelling of Atlantic salmon (Salmo salar L.) behaviour in sea-cages: Using artificial light to control swimming depth
Aquaculture
388
p. 137-146
2013
Hydrodynamic interactions on net panel and aquaculture fish cages: A review
Ocean Engineering
58
p. 260-274
2013
Modifying Atlantic salmon behaviour with light or feed stimuli may improve parasite control techniques
Aquaculture Environment Interactions
3
p. 125-133
2013
Salmon Welfare Index Model (SWIM 1.0): a semantic model for overall welfare assessment of caged Atlantic salmon: review of the selected welfare indicators and model presentation
Reviews in Aquaculture
5
p. 33-57
2013
Vertical distribution and sexual maturation in cage-farming of Atlantic cod (Gadus morhua L.) exposed to natural or continuous light
Aquaculture Research
44
p. 903-917
2012
Sea caged Atlantic salmon display size-dependent swimming depth
Aquatic Living Resources
25
p. 143-149
2012
Atlantic salmon (Salmo salar L.) in a submerged sea-cage adapt rapidly to re-fill their swim bladders in an underwater air filled dome
Aquacultural Engineering
51
p. 1-6
2012
Effects of cyclic environmental hypoxia on physiology and feed intake of post-smolt Atlantic salmon: Initial responses and acclimation
Aquaculture
326-329
p. 148-155
2012
Individual variation in swimming depth and growth in Atlantic salmon 2 (Salmo salar L.) subjected to submergence in sea-cages
Aquaculture
334
p. 142-151
2012
Food anticipatory behaviour as an indicator of stress response and recovery in Atlantic salmon post-smolt after exposure to acute temperature fluctuation
Physiology and Behavior
105
p. 350-356
2012
Duration of effects of acute environmental changes on food anticipatory behaviour, feed intake, oxygen consumption, and cortisol release in Atlantic salmon parr
Physiology and Behavior
105
p. 283-291
2012
Physiological response and mortality caused by scale loss in Atlantic herring
Fisheries Research
129-130
p. 21-27
2012
Skirt around a salmon sea cage to reduce infestation of salmon lice resulted in low oxygen levels
Aquacultural Engineering
51
p. 21-25
2011
Environmental drivers of Atlantic salmon behaviour in sea-cages: A review
Aquaculture
311
p. 1-18
2011
Fluctuating sea-cage environments modify the effects of stocking densities on production and welfare parameters of Atlantic salmon (Salmo salar L.)
Aquaculture
315
p. 361-368
2011
Technical note: Modifying Atlantic salmon (Salmo salar) behaviour to facilitate innovation of parasitic sea lice control techniques
Journal of Animal Science
89
p. 4281-4285
2010
Habituation rate and capacity of Atlantic salmon (Salmo salar) parr to sudden transitions from darkness to light
Aquaculture
307
p. 170-172
2010
From fright to anticipation: using aversive light stimuli to investigate reward conditioning in large groups of Atlantic salmon (Salmo salar)
Aquaculture International
18
p. 991-1001
2009
Swimming depth and thermal history of individual Atlantic salmon (Salmo salar L.) in production cages under different ambient temperature conditions
Aquaculture
290
p. 296-303
2009
Long-term culture of Atlantic salmon (Salmo salar L.) in submerged cages during winter affects behaviour, growth and condition
Aquaculture
296
p. 373-381
2009
Submergence of Atlantic salmon (Salmo salar L.) in commercial scale sea-cages: A potential short-term solution to poor surface conditions
Aquaculture
288
p. 254-263
2009
Digestive efficiency, free amino acid pools and quality of growth performance in Atlantic salmon (Salmo salar L.) affected by light regimes and vaccine types
Fish Physiology & Biochemistry
35
p. 255-272
2007
The influence of the pycnocline and cage resistance on current flow, oxygen flux and swimming behaviour of Atlantic salmon (Salmo salar L.) in production cages
Aquaculture
265
2007
A video analysis procedure for assessing vertical fish distribution in aquaculture tanks
Aquacultural Engineering
37
p. 115-124
2007
The influence of the pycnocline and cage resistance on current flow, oxygen flux and swimming behaviour of Atlantic salmon (Salmo salar L.) in production cages
Aquaculture
265
p. 271-287
2007
Thermo- and photoregulatory swimming behaviour of caged Atlantic salmon: Implications for photoperiod management and fish welfare
Aquaculture
265
p. 70-81
2006
Effect of environmental factors on swimming depth preferences of Atlantic salmon (Salmo salar L.) and temporal and spatial variations in oxygen levels in sea cages at a fjord site
Aquaculture
254
2006
Effect of environmental factors on swimming depth preferences of Atlantic salmon (Salmo salar L.) and temporal and spatial variations in oxygen levels in sea cages at a fjord site
Aquaculture
254
p. 594-605
2006
Photoperiod in seawater influence seasonal growth and chemical composition in autumn sea-transferred Atlantic salmon (Salmo salar L.) given two vaccines
Aquaculture
254
p. 396-410
2004
Hydroacoustic monitoring of fish in sea cages: target strength (TS) measurements on Atlantic salmon (Salmo salar)
Fisheries Research
69
p. 205-209
2003
Growth performance and sexual maturation in diploid and triploid Atlantic salmon (Salmo salar L.) in seawater tanks exposed to continuous light or simulated natural photoperiod
Aquaculture
215
p. 145-162
2003
Submerged light increases swimming depth and reduces fish density of Atlantic salmon Salmo salar L. in production cages
Aquaculture Research
34
p. 469-477
2003
Seasonally changing metabolism in Atlantic salmon (Salmo salar L.) I – Growth and feed conversion ratio
Aquaculture Nutrition
9
p. 287-293
2003
The effect of artificial light treatment and depth on the infestation of the sea louse Lepeophtheirus salmonis on Atlantic salmon (Salmo salar L.) culture
Aquaculture
220
p. 1-14
2001
Artificial light and season affect vertical distribution and swimming behaviour of post-smolt Atlantic salmon in sea cages
Journal of Fish Biology
58
p. 1570-1584
1999
Growth, osmoregulation and sexual maturation of underyearling Atlantic salmon smolt (Salmo salar L.) exposed to different intensities of continuous light in sea cages
Aquaculture Research
30
p. 491-499
1998
Light intensity affects growth and sexual maturation of Atlantic salmon (Salmo salar L.) postsmolts in sea cages
Aquatic Living Resources
10
p. 351-357
1997
Light intensity affects growth and sexual maturation of Atlantic salmon (Salmo salar) postsmolts in sea cages
Aquatic Living Resources
10
p. 351-357
Other journal contributions
2018
Corrigendum to `The use and effects of hydrogen peroxide on salmon lice and post-smolt Atlantic salmon'[Aquaculture 486 (2018) 246?252](S0044848617315545)(10.1016/j.aquaculture.2017.12.041)
Aquaculture
491
p. 400
2013
Snorkel kan bekjempe lakselusproblem
Intervju Dagens Næringsliv
Scientific lectures
2024
Light, shading and submergence as methods to control farmed cod sexual maturation
2024
Lys, skyggelegging og nedsenkning for å utsette kjønnsmodning hos oppdrettstorsk
2024
Light, shading and submergence as methods to control farmed cod sexual maturation
2024
Biologiske utfordringer i Havbruk til Havs – status i pågående forskning
2024
Faste. Ikke vær redd for å faste laksen din! - men vær redd hvis laksen frivillig faster...
2024
Erfaringer med FoU-tillatelser og FHF prosjekter
2024
AutoSOP – Utvikling av referansestandard for automatisk lusetelling
2023
Dybdebasert forebygging mot lus – effektivitet og velferd ved bruk av skjørt, snorkel og nedsenkning satt i perspektiv mot dagens avlusing
2023
Salmon lice preventative technology - fact finding studies from small to large scale
2023
Presence of salmon impact behaviour and survival of cleaner fish in sea-cages
2023
Biological premises for salmon offshore farming
2023
The adaptability of Atlantic salmon Salmon salar to novel turbulent environments
2023
Fiskevelferds-forskning på sjøanleggene
2023
Forskningsfronten: Lakselusens biologi og effekter av skjerming og ny merdteknologi.
2023
Monitoring salmon with broad band echo sounders – investigate acoustic parameters as indicators for welfare
2023
Interactions between the salmon and their sea cage rearing environment
2023
Fiskens mestringsevne for eksponerte forhold
2022
Nedsenkning av laks med luftkuppel fra forsøk til kommersiell drift
2022
Hva nå? Eksponert oppdrett fra et biologisk standpunkt
2022
Fordeler og ulemper med nedsenket lakseoppdrett
2022
Echofeeding
2022
Monitoring salmon with broad band echo sounders – investigate acoustic parameters as indicators for welfare
2022
Miljø, lus og velferd i ny merdteknologi
2022
Physical prevention of sealice
2022
Fish welfare in new aquaculture contexts – challenges for and contributions from marine technology
2022
Dyp drift - teknologi på biologiens premisser
2022
Dyp drift - forebyggende løsning mot lus
2022
Dyp drift
2022
Erfaringer fra nedsenkbare løsninger
2021
Laksens tålegrenser for havbruk til havs
2021
Hvor mye vannstrøm tåler laks og rensefisk
2021
Fish welfare implications of prolonged fasting periods in Atlantic salmon
2021
Fish welfare in exposed farming
2021
Sulting av laks – en positiv historie
2021
Vekst er mer enn kilo og gram
2020
Merdmiljø og rensefisk – forskningsresultater og analyser
2019
Kan fiskevelferd sikres langt til havs?
2018
Feasibility of reducing lice infestations on farmed salmon using an airdome for swim bladder refilling during continuous submergence.
2018
Examples of alternative preventative methods on sealice control.
2018
Forutsigbar utvikling av lakselus ved ulike temperaturer
2018
The use of swim tunnel studies in defining environmental thresholds for Atlantic salmon and cleanerfish in exposed Aquaculture
2018
Lakselus biologi og reproduksjon
2018
Post infection development of Lepeophtheirus salmonis in temperatures from 3°C to 24°C
2018
Quantification of salmon lice larvae in the plankton
2018
Bruk av undervanns luftkuppel for oppdrett av laks i nedsenkte merder
2017
Fluidpermeabelt luseskjørt og fiskevelferd i oppdrett av atlantisk laks (Salmo Salar L.) i Nord-Norge
2017
EFFICIENCY OF SEA LICE PREVENTION TECHNOLOGIES IN A COMMERCIAL SETTING: SALMON WELFARE, INFESTATION LEVELS, AND TREATMENT FREQUENCIES.
2017
Hvilke velferdsindikatorer skal brukes i ulike anleggskonsepter for lakseoppdrett?
2017
La laksen fôre "seg selv"!
2017
Thresholds for hypoxia and water current in salmon production
2017
The gill parasite Paramoeba perurans compromises aerobic scope and swimming capacity in Atlantic salmon Salmo salar
2017
Velferdsindikatorer for laks og regnbueørret (FISHWELL)
2017
Network Analysis: Network Analysis: A key tool to investigate and manage connectivity of the salmon louse
2017
Network Analysis A key tool to inves-gate and manage connec-vity of the salmon louse
2017
Temperature and Development of Lepeophtheirus salmonis: Implications for management of the parasite
2017
Lakselus og tilpasninger til temperatur
2017
Atlantic salmon behaviour and susceptibility to sea lice
2016
Premisser for merdteknologi – lytter vi til "brukerens" krav til vannstrøm for god vekst og velferd på eksponerte lokaliteter?
2016
Hva er akseptabel vannstrøm for laks i merder?
2016
Håndtering av lakselus ved høye og lave temperaturer
2016
Behaviour of Atlantic salmon in response to sea lice
2016
Snorkelmerder mot påslag av lakselus.
2016
Snorkelmerd – status.
2016
Hva er akseptabel vannstrøm for laks i merder?
2016
Merdmiljø, laks og pittelitt lus.
2016
Temperaturens betydning for utvikling av lakselus larver.
2016
Dødelighet av ulik tid med ferskvannseksponering på alle stadier av lakselus.
2016
Hva er akseptabel vannstrøm for laks i merder?
2016
The effectiveness of snorkel sea lice barrier technology increase with depth. Sea Lice control
2016
Predicting the effectiveness of depth-based technologies to prevent salmon lice infection using a dispersal model.
2016
Snorkel cages mitigate sea lice infestation.
2015
Dyptsvømmende laks får mindre lus. Muligheter for og utfordringer med å holde laksen dypt. Erfaringer med snorkelmerd.
2015
Snorkel merd reduserer lusepåslag i små og store merder.
2015
Tubenot/ snorkelmerd.
2015
Kan dype lys og undervannsfôring benyttes for reduksjon av lusepåslag i merder?
2015
FÔRDOM - Luftkuppel, not-tak og undervannsfôring for oppdrett av laks unna overflatevannet.
2015
Undervannsmerd - Laksens svømmeblære og oppdrett av laks unna overflaten
2015
Depth distribution of amoeba within cage and effects of freshwater treatments.
2014
Go With the flow: Manipulating flow hydrodynamics to reduce infestation Levels with sea lice Lepeophtheirus salmonis in farmed Atlantic salmon
2014
Deformation of a large fish cage in high currents.
2014
Svakt lys holder laksen dypt, sterkt lys gir best vekst.
2014
Drag og deformasjon på oppdrettsmerder i sjøen.
2014
Vannström: hvordan påverkar den laksoppdrett på sjøen?
2014
Effect of water currents on postsmolt Atlantic salmon (Salmo salar).
2014
Oksygentoleranse hos postsmolt laks; Effekt av temperatur og akklimering.
2014
Snorkelmerd gir bærekraftig reduksjon av lusepåslag.
2014
Snorkel mot lus.
2014
Use of artificial light (LL) to prevent sexual maturation and increase growth in salmon sea cages.
2014
Hypoksi i lakseoppdrett - Praktiske konsekvenser.
2014
Use of artificial light (LL) to prevent sexual maturation and increase growth in salmon sea cages.
2014
Responses of caged salmon to farm environment.
2014
Pushing cages allows field investigations under controlled flow conditions.
2014
Snorkel Sea cages - host-parasite mismatch reduces sea lice infestation in farmed salmon through snorkel cage designs.
2014
Mismatching host and parasite depth
2013
Snorkel project
2013
Water current; a directive factor for salmon behaviour in sea cages
2013
Effect of water currents on postsmolt Atlantic salmon, Salmo salar
2013
Reduced lice infestation in salmon held in modified cages: The use of ‘snorkels’ to manipulate swimming depth
2012
Metabolisme, fôrinntak, fordøyelse og vekst hos laksepostsmolt i syklisk hypoksi.
2012
Får oppdrettslaks nok oksygen i merdene?
2011
SWIM - Salmon welfare index model
2011
Overall Welfare Assessment of Atlantic Salmon in Sea Cages - SWIM 1.0
2011
Nyheter fra forskningsprosjektet Topilouse
2010
Periodisk hypoksi i laksemerder.
2010
SWIM - Salmon Welfare Index Model
2009
Stressrespons og habituering til fluktuerende hypoksi hos laks i sjøvann.
2009
Habituation and acclimation of Atlantic salmon Salmo salar L. subjected to fluctuating hypoxia.
1998
Light intensity affects growth and sexual maturation of Atlantic salmon (Salmo salar L.) postsmolts in sea cages
Poster
2021
Submerged salmon production reduced lice infestation but deep environmental challenges occurred
2021
Submerged salmon production reduced lice infestation but deep environmental challenges occurred
2017
The gill parasite Paramoeba perurans compromises aerobic scope, swimming capacity and ion balance in Atlantic salmon.
2016
Freshwater sensitive attached copepodids.
2016
Development times of sea lice Leperophtheirus salmonis at different temperatures and its influence on dispersal patterns.
2016
Differences among Atlantic salmon biologies in their susceptibility and behavioural response to infective sealice, Leperophtheirus salmonis, and the retention of lice.
2012
Topical delousing in sea cages – salmon behaviour, water movements and therapeutant mixing
2010
Welfaremeter - A system for monitoring of sea cage environment, fish behaviour and assessment of fish welfare
Reports and dissertations
2024
Lyd i lakseoppdrett
Rapport fra havforskningen
2023
Tolerance limits to fluctuating water currents in Atlantic salmon (Salmo salar): A novel method to simulate the impact of ocean waves on salmon welfare in the laboratory “Wave after Wave”
2023
Chronic turbulence and Atlantic salmon (Salmo salar): assessing effects on growth performance, behaviour, welfare, stress and swimming capacity.
2023
Production, fasting and delousing of triploid and diploid salmon in Northern Norway - Report for the 2020-generation
2023
Using split beam, broadband acoustics to measure behaviour of salmon in normal and sea lice preventative submerged cages with either air dome or bubbles for swim bladder refilling
2023
Delousing Efficacy and Physiological Impacts on Atlantic Salmon of Freshwater and Hyposaline Bath Treatments
2022
The application of CW and FM sonar technology to detect a decrease in air in the swim bladder of Atlantic salmon, measurements and modeling. Master thesis
2022
The application of CW and FM sonar technology to detect a decrease in air in the swim bladder of Atlantic salmon, measurements and modeling
2022
Welfare indicators of Atlantic Salmon (Salmo salar) observed with broadband acoustic in a submerged cage
2019
Havbasert oppdrett – hvor mye vannstrøm tåler laks og rensefisk? - fiskevelferd og grenseverdier
2019
Physiology and welfare of Atlantic salmon and cleaner fish in exposed aquaculture
2019
In situ sea lice egg sterilization with UVC light
2019
Utvikling av lakselus ved ulik temperatur og lys - TEMPLUS
2019
The Well – Mixing skirt and freshwater lens concepts with smart-lighting and -feeding to enhance lice prevention and safeguard fish welfare
2019
Summary and status of deep lights and deep feed use in commercial settings: welfare, behaviour and infestation at three case study sites — End report from the FHF projects 901154 “Dypelysogfôring”
2019
Avlusing med kaldt vann? – effektivitet og laksens velferd — sluttrapport FHF prosjekt 901488
2019
Use of deep lights and deep feed in commercial settings: effect on welfare, behaviour and infestation, summary and status at three case study sites/ Bruk av dype lys og dyp fôring i kommersiell skala; effekter på velferd, atferd og lusepåslag ved 3 oppdrettsanlegg
2018
Lusepåslag og velferd hos dypfôret og overflatefôret laks på lokalitet Skrubbholmen midtvinters.
2018
Assessment of long-term implementation of sea lice prevention technologies: efficiency in reducing infestations and impact on fish welfare.
2018
Assessment of long-term implementation of sea lice prevention technologies: efficiency in reducing infestations and impact on fish welfare
2018
Effect of step salinity gradients on salmon lice (Lepeophtheirus salmonis) larvae behaviour and dispersal II: Impact of thermoclines on the vertical distribution of salmon lice larvae (Lepeophtheirus salmonis)
2018
Lusepåslag og velferd hos dypfôret og overflatefôret laks på lokalitet Skrubbholmen midtvinters. – Delrapport fra FHF-prosjekt 901154 «Dypelysogfôring»
2017
Environment, lice levels, welfare and salmon swim depth at Kobbavika site with surface or deep feeding combined with artificial light/ Miljø, lusenivå, velferd og laksens svømmedyp ved lokalitet Kobbavika ved bruk av utfôring i overflate eller under vann kombinert med kunstig lys.
2017
Environment, lice levels, welfare and salmon swim depth at Kobbavika site with surface or deep feeding combined with artificial light. – part of CAC2015G production at Marine Harvest “The use of deep feeding and deep lights in lice mitigation” and FHF project 901154 “Dypelysogforing”
2016
Identifying the nature, extent and duration of critical production periods for Atlantic salmon in Macquarie Harbour, Tasmania, during summer.
2016
Snorkelmerd: Produksjonseffektivitet, adferd og velferd.
2011
Feed utilisation in Atlantic salmon kept at fluctuating oxygen saturation. A CREATE project
2003
Influence of artificial light on Atlantic salmon (Salmo salar L.) in seawater
1995
Vekst, kvalitet, kjønnsmodning og atferd hos vårutsatt regnbueørret, (Oncorhynchus mykiss) holdt under naturlig og kontinuerlig lysregime i sjøvann. Hovedfagsoppgave i generell akvakultur, Cand. scient
Net reports
Net reports
- Lyd i lakseoppdrett
- Production, fasting and delousing of triploid and diploid salmon in Northern Norway
- Delousing Efficacy and Physiological Impacts on Atlantic Salmon of Freshwater and Hyposaline Bath Treatments
- Havbasert oppdrett – hvor mye vannstrøm tåler laks og rensefisk?
- In situ sea lice egg sterilization with UVC light
- Utvikling av lakselus ved ulik temperatur og lys
- Avlusing med kaldt vann? – effektivitet og laksens velferd
- Summary and status of deep lights and deep feed use in commercial settings: welfare, behaviour and infestation at three case study sites
- The Well – Mixing skirt and freshwater lens concepts with smart-lighting and -feeding to enhance lice prevention and safeguard fish welfare
News
News
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