Ole Folkedal
Arbeidsområde
My main research interest is fish behavior in aquaculture, with focus on novel production systems and technologies.
Curriculum Vitae
Education
PhD, October 2010: University of Bergen/Institute of Marine research. Thesis title: Anticipatory behaviour as indicator for stress and welfare in farmed Atlantic salmon at different life stages.
Master, September 2006: University of Bergen/Institute of Marine research. Thesis title: Effects of group size and light regime on swimming depth and social interactions of individual Atlantic salmon (Salmo salar L.) in a sea cage.
Publikasjoner
Vitenskapelige artikler (NVI)
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
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
Genetic variation in growth pattern within a population of farmed Atlantic salmon (Salmo salar) during a standard production cycle
Aquaculture
518
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
2019
Sampling of Atlantic salmon Salmo salar from tanks and sea cages is size-biased
Aquaculture
502
p. 272-279
2018
Growth and welfare of submerged Atlantic salmon under continuous lightning
Aquaculture Environment Interactions
10
p. 501-510
2018
Effects of acclimation temperature on cortisol and oxygen consumption in Atlantic salmon (Salmo salar) post-smolt exposed to acute stress
Aquaculture
497
p. 331-335
2018
Documentation of multiple species of marine fish trapped in Atlantic salmon sea-cages in Norway
Aquatic Living Resources
31
2018
Metabolic rates, swimming capabilities, thermal niche and stress response of the lumpfish, cyclopterus lumpus
Biology Open
7:bio036079
p. 1-9
2017
Consistent melanophore spot patterns allow long-term individual recognition of Atlantic salmon Salmo salar
Journal of Fish Biology
91
p. 1699-1712
2017
Habituation and conditioning in gilthead sea bream (Sparus aurata): Effects of aversive stimuli, reward and social hierarchies
Aquaculture Research
49
p. 335-340
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
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
2017
Skin mucus of gilthead sea bream (sparus aurata l.). protein mapping and regulation in chronically stressed fish
Frontiers in Physiology
8:34
p. 1-18
2016
On-farm evaluation of the Salmon Welfare Index Model (SWIM 1.0) - Theoretical and practical considerations
Animal Welfare
25
p. 135-149
2016
Brain serotonergic activation in growth-stunted farmed salmon: Adaption versus pathology
Royal Society Open Science
3
2015
Effect of temperature on the metabolism, behaviour and oxygen requirements of Sparus aurata
Aquaculture Environment Interactions
7
p. 115-123
2014
Metabolic and transcriptional responses of gilthead sea bream (Sparus aurata L.) to environmental stress: New insights in fish mitochondrial phenotyping
General and Comparative Endocrinology
205
p. 305-315
2014
Coping with unpredictability: Dopaminergic and neurotrophic responses to omission of expected reward in Atlantic salmon (Salmo salar L.)
PLOS ONE
9
2014
Salmon welfare index model 2.0: an extended model for overall welfare assessment of caged Atlantic salmon, based on a review of selected welfare indicators and intended for fish health professionals
Reviews in Aquaculture
6
p. 162-179
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
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
2012
Sea caged Atlantic salmon display size-dependent swimming depth
Aquatic Living Resources
25
p. 143-149
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
Omission of expected reward agitates Atlantic salmon (Salmo salar)
Animal Cognition
15
p. 903-911
2012
Skirt around a salmon sea cage to reduce infestation of salmon lice resulted in low oxygen levels
Aquacultural Engineering
51
p. 21-25
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
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
Poster
2017
ARE SWIMMING DEPTH PREFERENCES IN FARMED ATLANTIC SALMON GENETICALLY DEPENDENT?
2012
Topical delousing in sea cages – salmon behaviour, water movements and therapeutant mixing
2012
Omission of expected reward sensitizes the brain dopaminergic system of classically conditioned Atlantic salmon
Mediebidrag
2018
Her tester de hvor mye laksen tåler
2018
Tar ekkoloddet ned i merden
2018
Her tester de hvor mye laksen tåler
2018
Akustiske merker forteller hvordan laksen har det i merden
2018
How Will Aquaculture’s Shift Offshore Affect the Feed Industry?
2018
Bruker lyd for å se om oppdrettslaksen har spist nok
2018
System for efficient salmon-feeding
2018
Ekkolodd ser når laksen er mett
2018
How lasers and robo-feeders are transforming fish farming
Kapitler og bøker
2020
Welfare indicators for farmed rainbow trout - Part A. Knowledge and theoretical background
p. 10-151
2018
Del A. Fiskevelferd og oppdrettslaks, kunnskap og teoretisk bakgrunn
p. 9-133
2017
Velferdsindikatorer for oppdrettslaks: Hvordan vurdere og dokumentere fiskevelferd - Del A. fiskevelferd og oppdrettslaks, kunnskap og teoretisk bakgrunn
p. 10-135
Populærvitenskapelige artikler
2018
Ekkolodd som fôringsverktøy
Nf xpert : en spesialutgave av Norsk fiskeoppdrett
2017
Hvor mye vannstrøm tåler laksen på eksponerte lokaliteter?
Norsk Fiskeoppdrett
p. 28-33
2011
Oppdrettsfisk tilpasser seg.
Havforskningsrapporten
Faglige foredrag
2020
Merdmiljø og rensefisk – forskningsresultater og analyser
2019
Group size in fish studies matters - how many extra fish do you need?
2019
Ekkolodd, et viktig verkøty i fremtidens oppdrett
2019
Use of Copernicus data in present and future aquaculture?
2019
Varige effekter av forbedret hjertehelse hos laksesmolt
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
Fôringsstrategi og Echofeeding
2018
The use of swim tunnel studies in defining environmental thresholds for Atlantic salmon and cleanerfish in exposed Aquaculture
2018
Bruk av undervanns luftkuppel for oppdrett av laks i nedsenkte merder
2017
Hvilke velferdsindikatorer skal brukes i ulike anleggskonsepter for lakseoppdrett?
2017
La laksen fôre "seg selv"!
2017
Vekst hos laksesøsken
2017
DO DIFFERENT GENES CONTROL SUMMER AND WINTER GROWTH IN ATLANTIC SALMON (Salmo salar)?
2017
SAMPLING OF ALTANTIC SALMON (Salmo salar) FROM TANKS AND SEA CAGES IS SIZE-BIASED
2017
Thresholds for hypoxia and water current in salmon production
2017
Velferdsindikatorer for laks og regnbueørret (FISHWELL)
2016
Premisser for merdteknologi – lytter vi til "brukerens" krav til vannstrøm for god vekst og velferd på eksponerte lokaliteter?
2016
Er atferd hos oppdrettslaks familieavhengig?
2016
Hva er akseptabel vannstrøm for laks i merder?
2016
Passe store grupper: Balanse mellom Reduction og Refinement i forsøk med laks
2015
Fôring og fødemotivasjon sin påvirkning av svømmedyp.
2014
Svakt lys holder laksen dypt, sterkt lys gir best vekst.
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.
2012
Effects of omission of expected reward on agonistic behaviour and dopaminergic activity of Atlantic salmon (Salmo salar)
2012
Frustrert fisk: Uforutsigbar utforing av laks gir økt aggresjon og påvirker hjernens belønnings-system
2011
SWIM - Salmon welfare index model
2011
Overall Welfare Assessment of Atlantic Salmon in Sea Cages - SWIM 1.0
Rapporter og avhandlinger
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
2006
Effects of group size and light regime on swimming depth and social interactions of individual Atlantic salmon (Salmo salar L.) in a sea cage
Nettrapporter
Nettrapporter
Nyheter
Nyheter
- (07.02.2023) Fortsatt høy dødelighet hos oppdrettslaks
- (15.09.2022) Ekkolodd gir beskjed når oppdrettsfisken er mett
- (08.09.2022) Skremmende tall om dyreforsøk er storm i vannglass
- (19.04.2022) Oppdrettsanlegg opptar større havområder enn før
- (12.11.2019) Sterk vannstrøm kan gi utfordringer for laks og rensefisk
- (23.01.2018) Ekkolodd ser når laksen er mett
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