Bjørn Torgeir Barlaup
Research Director LFI
bjba@norceresearch.no
+47 56 10 74 02
+47 992 05 951
Nygårdsgaten 112, 5008 Bergen, Norway
Division
Climate & Environment
Research themes
More information about Bjørn
Download pressphotoSource: Gunn Janne Myrseth, NORCE
Projects
Publications
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Academic articlePathogen and Gene Expression Profiles of Atlantic Salmon From an Endangered Population– Aquatic conservation 2025
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Academic articleHigh Level of Predation of Atlantic Salmon Smolt During Marine Migration– Marine Ecology 2025
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Research reportUtbedring av Rv. 9 Frøysnes langs Åraksfjorden - mulige påvirkninger på gyte- og oppvekstområder for bleke.– NORCE Norwegian Research Centre 2024
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Research reportVossolaksen – genetisk status 2023– Norsk institutt for naturforskning (NINA) 2024
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Research reportPlast i norske elver– NORCE Norwegian Research Centre 2024
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Research reportModalselva – en kunnskapsoppsummering 2024– NORCE Norwegian Research Centre 2024
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Academic articleMigratory contingents of brown trout reveal variable exposure to anthropogenic threats along a fjord-river continuum– Marine Ecology 2024
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Academic articleA comparative study of the alternative life history of iteroparous salmonids– Ecology of Freshwater Fish 2024
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Academic articleExperiences from targeted removal of farmed Atlantic salmon from Norwegian rivers– ICES Journal of Marine Science 2024
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Academic articleOccurrence of salmonid alphavirus and piscine orthoreovirus-1 infections in migrating salmon (Salmo salar L.) post-smolt in western Norway– Journal of Fish Diseases 2023
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Research reportTiltakshåndbok for bedre fysisk vannmiljø (5. utg.)– NORCE Norwegian Research Centre 2023
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Research reportBruk av historisk kunnskap og miljø-DNA for å undersøke mulig forekomst av bleke i Nidelva– NORCE Norwegian Research Centre 2023
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Research reportEkstraordinær overvåking av lakselussituasjonen i Nordhordland våren 2023– NORCE Norwegian Research Centre 2023
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Research reportEffekter av endret vanntemperatur på vekst og rekruttering hos laks i Bolstadelva– NORCE Norwegian Research Centre 2023
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Academic articleAssessing the occurrence of egg stranding for trout and salmon in a regulated river– Rivers Research and Applications: an international journal devoted to river research and management 2023
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Academic articleDirect evidence of increased natural mortality of a wild fish caused by parasite spillback from domestic conspecifics– Proceedings of the Royal Society of London. Biological Sciences 2023
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Academic articleAtlantic salmon of wild and hatchery origin have different migration patterns– Canadian Journal of Fisheries and Aquatic Sciences 2022
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Academic articleMoving cleaner fish from the wild into fish farms: A zero-sum game?– Ecological Modelling 2022
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Research reportRegistrering av PIT-merket laks i Eidfjordvassdraget i 2021.– NORCE Norwegian Research Centre 2022
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Research reportVannføringsforhold og utvandring av smolt på strekningen mellom Almelid og Hellandsfossen i Modalselva.– NORCE Norwegian Research Centre 2022
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Academic articleA tale of two fishes: depth preference of migrating Atlantic salmon smolt and predatory brown trout in a Norwegian lake– Canadian Journal of Fisheries and Aquatic Sciences 2022
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Research reportRedningsaksjon for Vossolaksen 2010-2020 - status per 2021– NORCE Norwegian Research Centre 2022
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Research reportStrøm- og temperaturforhold i Evangervatnet under smoltutgangen 2019 og 2020– NORCE Norwegian Research Centre 2022
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Academic articleNatural and anthropogenic drivers of escaped farmed salmon occurrence and introgression into wild Norwegian Atlantic salmon populations– ICES Journal of Marine Science 2022
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Research reportHabitatkartlegging av Bolstadelva og Vosso i 2020– NORCE Norwegian Research Centre 2022
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Academic articleThe quest for successful Atlantic salmon restoration: perspectives, priorities, and maxims– ICES Journal of Marine Science 2021
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Academic articleLong-term effects and cost-benefit analysis of eight spawning gravel augmentations for Atlantic salmon and Brown trout in Norway– Hydrobiologia 2021
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Academic articleLaboratory and Field Experimental Validation of Two Different Predation Sensors for Instrumenting Acoustic Transmitters in Fisheries Research– American Fisheries Society, Symposium 2021
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Academic articleAcoustic telemetry predation sensors reveal the tribulations of Atlantic salmon (Salmo salar) smolts migrating through lakes– Ecology of Freshwater Fish 2021
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Research reportReetablering av laks i Modalsvassdraget. Statusrapport pr. 2021.– NORCE Miljø 2021
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Academic articleSaltwater spawning grounds of sea-run brown trout (Salmo trutta) in tidal waters of a major Norwegian river– Environmental Biology of Fishes 2021
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Research reportBleka i Byglandsfjorden 2018-2021 - status, trusler og anbefalte tiltak– NORCE LFI 2021
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Research reportHellandsfoss kraftverk i Modalselva - effekter på fiskebiologiske forhold.– NORCE 2021
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Academic articlePredicting the nationwide outmigration timing of Atlantic salmon (Salmo salar) smolts along 12 degrees of latitude in Norway– Diversity and Distributions: A Journal of Conservation Biogeography 2021
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Academic articleValidating timing of salmon smolt runs obtained by telemetry studies– Fisheries Management and Ecology 2021
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Research reportRømt oppdrettslaks i vassdrag i 2020 - Rapport fra det nasjonale overvåkningsprogrammet– Havforskningsinstituttet 2021
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Academic articleDrift diving: A quick and accurate method for assessment of anadromous salmonid spawning populations– Fisheries Management and Ecology 2021
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Research reportFiskebiologiske undersøkelser i Eidfjordvassdraget– rapport for undersøkelser i 2020– NORCE Norwegian Research Centre 2021
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Academic articleEffects of nuisance submerged vegetation on the fauna in Norwegian rivers– Hydrobiologia 2021
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Research reportBiologiske undersøkelser i Dåsåna og Otra 2020– NORCE Norwegian Research Centre 2021
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Research reportRegistrering av tilbakevandret PIT-merket laks i Eidfjordvassdraget i 2020.– NORCE LFI 2020
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Academic articleOn the various ways that anadromous salmonids use lake habitats to complete their life history– Canadian Journal of Fisheries and Aquatic Sciences 2020
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Research reportPlast i elver på Vestlandet– NORCE Norwegian Research Centre AS 2020
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Research reportSituasjonen for laksefisk i Yndesdalsvassdraget pr. 2020– NORCE Norwegian Research Centre AS 2020
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Research reportFiskebiologiske undersøkelser i Eidfjordvassdraget– rapport for undersøkelser i 2019– NORCE Norwegian Research Centre AS 2020
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Research reportBiologiske undersøkelser i Dåsåna og Otra 2019– NORCE Norwegian Research Centre AS 2020
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Research reportSmoltslep, utvandringsforsøk og registrering av tilbakevandret PIT-merket laksesmolt i Eidfjordvassdraget i perioden 2015-2019– NORCE Norwegian Research Centre AS 2020
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Research reportUndersøkelser av laksefisk i seks regulerte vassdrag i Hardanger - Årsrapport for 2019– NORCE Norwegian Research Centre AS 2020
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Research reportGytefisktelling i BKK-regulerte elver høsten 2019.– NORCE Norwegian Research Centre AS 2020
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Research reportVossolaksen – genetisk status– Norsk institutt for naturforskning (NINA) 2020
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Research reportEscaped farmed salmon in Norwegian rivers in 2019 : Report from the national monitoring program– Havforskningsinstituttet 2020
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Academic articleSalmon on the lam: Drivers of escaped farmed fish abundance in rivers– Journal of Applied Ecology 2020
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Research reportRegnbueørret (Onchorhynchus mykiss); produksjon og interaksjoner med stedegne arter– Havforskningsinstituttet 2020
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Academic articleNegative impacts of the sea lice prophylactic emamectin benzoate on the survival of hatchery released salmon smolts in rivers– Aquatic Toxicology 2020
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Research reportGytefisktelling av laks og sjøaure på Vestlandet: status og utvikling i perioden 2004-2018– NORCE Norwegian Research Centre AS 2019
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Research reportGytefisktelling av laks og sjøaure og uttak av rømt oppdrettslaks i 49 elver på Vestlandet høsten 2018– NORCE Norwegian Research Centre AS 2019
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Research reportEn vurdering av blekas vandring og gytemuligheter i forbindelse med bygging av Fennefoss kraftverk– NORCE Norwegian Research Centre AS Bergen 2019
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Academic articleSwimming with the Fishes: Validating Drift Diving to Identify Farmed Atlantic Salmon Escapees in Thewild– Aquaculture Environment Interactions 2019
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Research reportBolstadelva: Langsiktige undersøkelser av laks og sjøaure i perioden 2006-2016 ("LIV II")– NORCE Norwegian Research Centre AS 2019
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Research reportTeigdalselva: Langsiktige undersøkelser av laks og sjøaure i perioden 2006-2016 ("LIV II")– NORCE Norwegian Research Centre AS Bergen 2019
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Research reportFiskebiologiske undersøkelser i Eidfjordvassdraget - statusrapport 2018– NORCE Norwegian Research Centre AS Bergen 2019
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Research reportStrøm- og temperaturforhold i Evangervatnet under smoltutgangen i 2018– NORCE Norwegian Research Centre AS Bergen 2019
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Research reportSmoltslep, utvandringsforsøk og registrering av tilbakevandret PIT-merket laksesmolt i Eidfjordvassdraget– NORCE Norwegian Research Centre AS Bergen 2019
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Research reportGytefisktelling i BKK-regulerte elver høsten 2018– NORCE Norwegian Research Centre AS Bergen 2019
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Academic articleA test of migratory coupling in the salmon-trout predator-prey complex of a subarctic fjord– Boreal Environment Research 2019
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Academic articleDomesticated escapees on the run: The second-generation monitoring programme reports the numbers and proportions of farmed Atlantic salmon in >200 Norwegian rivers annually– ICES Journal of Marine Science 2019
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Academic literature reviewLife-history variability and conservation status of landlocked atlantic salmon: An overview– Canadian Journal of Fisheries and Aquatic Sciences 2019
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Research reportRømt oppdrettslaks i vassdrag i 2018 : Rapport fra det nasjonale overvåkningsprogrammet– Havforskningsinstituttet 2019
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Academic articleContext-dependent impact of an ectoparasite on early marine growth in Atlantic salmon– Aquaculture 2019
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Conference lectureInfluence of pathogens on behaviour and life history of sea trout (Salmo trutta) in Norwegian fjord systems– 5th international conference on fish telemetry 2019
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Academic articleAn extensive common‐garden study with domesticated and wild Atlantic salmon in the wild reveals impact on smolt production and shifts in fitness traits– Evolutionary Applications 2019
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Academic articleEscaped farmed Atlantic salmon in Norwegian rivers during 1989–2013– ICES Journal of Marine Science 2019
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Research reportTiltakshåndbok for bedre fysisk vannmiljø: God praksis ved miljøforebyggende tiltak i elver og bekker– NORCE Miljø 2018
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Academic articleParasitic sea louse infestations on wild sea trout: Separating the roles of fish farms and temperature– Parasites & Vectors 2018
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Research reportGassovermetning i vassdrag - en kunnskapsoppsummering– NORCE Norwegian Research Centre AS 2018
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Research reportBlekeprosjektet 2014-2017– Uni Research Miljø 2018
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Research reportSmoltslep, utvandringsforsøk og registrering av tilbakevandret PIT-merket laksesmolt i Eidfjordvassdraget - Fremdriftsrapport 2017.– Uni Research Miljø 2018
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Research reportKilenotovervåking med uttak av rømt fisk i Osterfjordsystemet 2017– Uni Research Miljø 2018
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Research reportFiskebiologiske undersøkelser i Eidfjordvassdraget - årsrapport for 2017– Uni Research Miljø 2018
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Research reportGytefisktelling av laks og sjøaure og uttak av rømt oppdrettslaks i elver på Vestlandet høsten 2017– Uni Research Miljø 2018
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Conference lectureThe recovery of landlocked Atlantic salmon population in Southern Norway - 50 years with multiple stressors and mitigation effects– Ecology and Evolutionary Ethology of Fishes 2018
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Research reportGassovermetning i vassdrag – en kunnskapsoppsummering– Uni Research Miljø 2018
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Academic articleOut of sync: monitoring the time of sea entry of wild and hatchery salmon Salmo salar smolt using floating passive-integrated transponder antennae– Journal of Fish Biology 2018
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Academic articleWhere the salmon roam: fjord habitat use of adult Atlantic salmon– ICES Journal of Marine Science 2018
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Conference lectureDisentangling the role of sea lice on the marine survival of Atlantic salmon– ICES årskonferanse 2017
