Jofrid Skardhamar

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Telefon: 92619804
Avdeling: Oseanografi og klima

Arbeidsområde

  • Fysisk oseanografi med fokus på kyst- og fjordområder
  • Numerisk havmodellering av fjord og kystmiljø (strøm og hydrografi)
  • Modellering av spredning av lakselus

Curriculum Vitae

Ansettelse

2010 - pp      Havforskningsinstituttet
2008 - 2010  Universitetet i Tromsø
2004 - 2008  Akvaplan-niva AS
1999 - 2004  Universitetet i Tromsø
1998 - 1999  Norsk polarinstitutt

Utdannelse

2004 Dr. Scient., Universitetet i Tromsø
1998 Cand. Scient., Universitetet i Bergen

Publikasjoner

Vitenskapelige artikler (NVI)

2018

Modelled salmon lice dispersion and infestation patterns in a sub-arctic fjord

Jofrid Skardhamar, Jon Albretsen, Anne Dagrun Sandvik, Vidar Surén Lien, Mari Skuggedal Myksvoll, Ingrid Askeland Johnsen, Lars Asplin, Bjørn Ådlandsvik, Elina Halttunen, Pål Arne Bjørn
ICES Journal of Marine Science
2018

Evaluation of a national operational salmon lice monitoring system - from physics to fish

Mari Skuggedal Myksvoll, Anne Dagrun Sandvik, Jon Albretsen, Lars Asplin, Ingrid Askeland Johnsen, Ørjan Karlsen, Nils Melsom Kristensen, Arne Melsom, Jofrid Skardhamar, Bjørn Ådlandsvik
PLoS ONE 13
2018

Sea trout adapt their migratory behaviour in response to high salmon lice concentrations

Elina Halttunen, Karl Øystein Gjelland, Sandra Hamel, Rosa Maria Serra-Llinares, Rune Nilsen, Pablo Arechavala-Lopez, Jofrid Skardhamar, Ingrid Askeland Johnsen, Lars Asplin, Ørjan Karlsen, Pål Arne Bjørn, Bengt Finstad
Journal of Fish Diseases 41 p. 953-967
2017

Effects of glacier runoff and wind on surface layer dynamics and Atlantic Water exchange in Kongsfjorden, Svalbard; a model study

Arild Sundfjord, Jon Albretsen, Yoshie Kasajima, Ragnheid Skogseth, Jack Kohler, Christopher Nuth, Jofrid Skardhamar, Finlo Robert Cottier, Frank Nilsen, Lars Asplin, Sebastian Gerland, Trond H. Torsvik
Estuarine, Coastal and Shelf Science 187 p. 260-272
2016

Modelled drift patterns of fish larvae link coastal morphology to seabird colony distribution

Hanno Sandvik, Robert T Barrett, Kjell E Erikstad, Mari Skuggedal Myksvoll, Frode Bendiksen Vikebø, Nigel Gilles Yoccoz, Tycho Anker-Nilssen, Svein-Håkon Lorentsen, Tone Reiertsen, Jofrid Skardhamar, Mette Skern-Mauritzen, Geir Helge Systad
Nature Communications 7
2016

Toward a model-based prediction system for salmon lice infestation pressure

Anne Dagrun Sandvik, Pål Arne Bjørn, Bjørn Ådlandsvik, Lars Asplin, Jofrid Skardhamar, Ingrid Askeland Johnsen, Mari Skuggedal Myksvoll, Morten D. Skogen
Aquaculture Environment Interactions 8 p. 527-542
2016

Mechanisms regulating inter-annual variability in zooplankton advection over the Lofoten shelf, implications for cod larvae survival

Boris Dristan Espinasse, Vigdis Tverberg, Sünnje Linnéa Basedow, Tore Hattermann, Ole Anders Nøst, Jon Albretsen, Jofrid Skardhamar, Ketil Eiane
Fisheries Oceanography 26 p. 299-315
2015

Diurnal tides on the Barents Sea continental slope

Jofrid Skardhamar, Øystein Skagseth, Jon Albretsen
Deep Sea Research Part I: Oceanographic Research Papers 97 p. 40-51
2015

Sandwaves and sand transport on the Barents Sea continental slope offshore northern Norway

Reidulv Bøe, Jofrid Skardhamar, Leif Rise, Margaret FJ Dolan, Valerie K Bellec, Monica Winsborrow, Øystein Skagseth, Jochen Knies, Edward L King, Olav Walderhaug, Shyam Chand, Stefan Bünz, Jurgen Mienert
Marine and Petroleum Geology 60 p. 34-53
2014

Contour current driven continental slope-situated sandwaves with effects from secondary current processes on the Barents Sea margin offshore Norway

Edward L. King, Reidulv Bøe, Valérie K. Bellec, Leif Christian Rise, Jofrid Skardhamar, Benedicte Ferré, Margaret F.J. Dolan
Marine Geology 353 p. 108-127
2013

Homing behaviour of Atlantic salmon (Salmo salar) during final phase of marine migration and river entry

Jan Grimsrud Davidsen, Audun H. Rikardsen, Eva Bonsak Thorstad, Elina Halttunen, Hiromichi Mitamura, Kim Præbel, Jofrid Skardhamar, Tor Næsje
Canadian Journal of Fisheries and Aquatic Sciences 70 p. 794-802
2012

A huge biocatalytic filter in the centre of Barents Sea shelf?

Jan Marcin Weslawski, Monika Kedra, Joanna Przytarska, Lech Kotwicki, Ingrid H. Ellingsen, Jofrid Skardhamar, Paul Renaud, Ilona Goszczko
Oceanologia 54 p. 325-335
2012

Importance of high resolution wind forcing on eddy activity and particle dispersion in a Norwegian fjord

Mari Skuggedal Myksvoll, Anne Dagrun Sandvik, Jofrid Skardhamar, Svein Sundby
Estuarine, Coastal and Shelf Science 113 p. 293-304
2011

An effective method for the recapture of escaped farmed salmon

Cedar Chittenden, Audun H. Rikardsen, Ove Tommy Skilbrei, Jan Grimsrud Davidsen, Elina Halttunen, Jofrid Skardhamar, R. Scott McKinley
Aquaculture Environment Interactions 1 p. 215-224
2011

Closing the loop - Approaches to monitoring the state of the Arctic Mediterranean during the International Polar Year 2007-2008

Cecilie Mauritzen, Edmond Hansen, Maria Helena Andersson, Barbara Berx, Agnieszka Beszczynska-Möller, Ingunn Burud, Kai Håkon Christensen, Jens Debernard, Laura de Steur, Paul Dodd, Sebastian Gerland, Øystein Arne Godøy, Bogi Hansen, Stephen Hudson, Frode Høydalsvik, Randi Ingvaldsen, Pål Erik Isachsen, Yoshie Kasajima, Inga Koszalka, Kit Kovacs, Morten Ø. Køltzow, Joseph Henry Lacasce, Craig M. Lee, Thomas Lavergne, Christian Lydersen, Marcel Nicolaus, Frank Nilsen, Ole Andres Nøst, Kjell Arild Orvik, Marit Reigstad, Harald Schyberg, Lena Seuthe, Øystein Skagseth, Jofrid Skardhamar, Ragnheid Skogseth, Ann Sperrevik, Camilla Svensen, Henrik Søiland, Sigurd Henrik Teigen, Vigdis Tverberg, Christian Wexels Riser
Progress in Oceanography 90 p. 62-89
2011

Effects of mortality changes on biomass and production in Calanus spp. populations

Jofrid Skardhamar, Marit Reigstad, Jolynn Carroll, Ketil Eiane, Christian Wexels Riser, Dag Slagstad
Aquatic Biology 12 p. 129-145
2010

Short-term hydrographic variability in a stratified Arctic fjord

Jofrid Skardhamar, Harald Svendsen
Geological Society Special Publication 344 p. 51-60
2010

Arctic fjords: a review of the oceanographic environment and dominant physical processes

Finlo R. Cottier, Frank Nilsen, Ragnheid Skogseth, V. Tverberg, Jofrid Skardhamar, H Svendsen
Geological Society Special Publication 344 p. 35-50
2009

Benthic macrofauna and productivity regimes in the Barents Sea - Ecological implications in a changing Arctic

S.K.J. Cochrane, Sabine Cochrane, S.G. Denisenko, Paul Renaud, C.S. Emblow, W.G. Ambrose, I.H. Ellingsen, J. Skarðhamar, Jofrid Skardhamar
Journal of Sea Research 61 p. 222-233
2009

Polychaete diversity on two Arctic shelves: impacts of ice and primary productivity

WG Ambrose, Paul E. Renaud, Sabine Cochrane, S.G. Denisenko, Jofrid Skardhamar
Zoosymposia 2 p. 457-485
2009

Migratory behaviour and survival rates of wild northern Atlantic salmon Salmo salar post-smolts: effects of environmental factors

Jan Grimsrud Davidsen, Audun Rikardsen, Elina Halttunen, EB Thorstad, F. Økland, B.H Letcher, Jofrid Skardhamar, Tor Næsje
Journal of Fish Biology 75 p. 1700-1718
2007

Plankton distributions related to hydrography and circulation dynamics on a narrow continental shelf off Northern Norway

Jofrid Skarðhamar, D Slagstad, Are Edvardsen
Estuarine, Coastal and Shelf Science 75 p. 381-392
2006

Temperatures of north Norwegian fjords and coastal waters: Variability, significance of local processes and air-sea heat exchange

Hans Christian Eilertsen, Jofrid Skardhamar
Estuarine, Coastal and Shelf Science 67 p. 530-538
2005

Circulation and shelf-ocean interaction off North-Norway

Jofrid Skardhamar, Harald Svendsen
Continental Shelf Research 25 p. 1541-1560

Poster

2009

Migratory behaviour and survival rates of wild northern Atlantic salmon Salmo salar post-smolts: effects of environmental factors

Jan Grimsrud Davidsen, Audun Rikardsen, Elina Halttunen, EB Thorstad, F. Økland, B.H Letcher, Jofrid Skardhamar, Tor Næsje

Kapitler og bøker

2015

Physical conditions off the coast of northern Norway

Bjørn Ådlandsvik, Marek Ostrowski, Jofrid Skardhamar
p. 137-143

Populærvitenskapelige artikler

2016

Jakter på lakselus med håv og modell

Anne Dagrun Sandvik, Jofrid Skardhamar, B Hoddevik
imr.no
2015

”Til laks åt alle…”

Pål Arne Bjørn, Jofrid Skardhamar
Ottar p. 30-36

Faglige foredrag

2018

Forecasting the impact of salmon lice on wild salmonids, setting the stage for sustainable growth in salmon aquaculture

Mari Skuggedal Myksvoll, Anne Dagrun Sandvik, Jon Albretsen, Lars Asplin, Ingrid Askeland Johnsen, Ørjan Karlsen, Nils Melsom Kristensen, Arne Melsom, Jofrid Skardhamar, Bjørn Ådlandsvik
2018

The importance of current and environmental variability for dispersion of water borne pathogens along the Norwegian coast

Lars Asplin, Ingrid Askeland Johnsen, Bjørn Ådlandsvik, Anne Dagrun Sandvik, Jon Albretsen, Mari Skuggedal Myksvoll, Jofrid Skardhamar
2018

Martin Biuw, Paul Eric Renaud, Angelika Renner, Ingrid Wiedmann, Jofrid Skardhamar, Q. Zhou, Karl Øystein Gjelland, Elizabeth Jones, Katherine Mary Dunlop, Evert Mul, Zoe Walker
2018

Modelled salmon lice dispersion and infestation between farms in a sub-arctic fjord system

Jofrid Skardhamar, Jon Albretsen, Anne Dagrun Sandvik, Vidar Surén Lien, Mari Skuggedal Myksvoll, Ingrid Askeland Johnsen, Lars Asplin, Bjørn Ådlandsvik, Elina Halttunen, Pål Arne Bjørn
2017

Operasjonell lusevarsling og kartlegging av områder med forhøyet smittepress

Anne Dagrun Sandvik, Lars Asplin, Pål Arne Bjørn, Ingrid Askeland Johnsen, Mari Skuggedal Myksvoll, Jofrid Skardhamar, Morten D. Skogen, Bjørn Ådlandsvik
2017

Trafikklysmodellen og kunnskapsgrunnlaget

Anne Dagrun Sandvik, Lars Asplin, Ingrid Askeland Johnsen, Mari Skuggedal Myksvoll, Bjørn Ådlandsvik, Pål Arne Bjørn, Morten D. Skogen, Jofrid Skardhamar, Ørjan Karlsen
2017

Modelling salmon lice dispersion

Lars Asplin, Bjørn Ådlandsvik, Anne Dagrun Sandvik, Ingrid Askeland Johnsen, Jofrid Skardhamar, Jon Albretsen, Mari Skuggedal Myksvoll
2017

Modelling lice pressure in Norway

Lars Asplin, Bjørn Ådlandsvik, Anne Dagrun Sandvik, Ingrid Askeland Johnsen, Jofrid Skardhamar, Jon Albretsen, Mari Skuggedal Myksvoll
2017

An operational lice assessment for Norwegian coastal waters

Lars Asplin, Bjørn Ådlandsvik, Anne Dagrun Sandvik, Ingrid Askeland Johnsen, Jofrid Skardhamar, Jon Albretsen, Mari Skuggedal Myksvoll
2016

Sampling of salmon lice

Jofrid Skardhamar, Margrethe Kristen Nilsen, Marit Reigstad
2016

Hydrodynamical dispersion model for salmon lice

Lars Asplin, Anne Dagrun Sandvik, Ingrid Askeland Johnsen, Bjørn Ådlandsvik, Jon Albretsen, Mari Skuggedal Myksvoll, Jofrid Skardhamar
2016

HI modellen: Presentasjon av modell og predikasjoner. Påslag på smolt i bur, alle områder.

Anne Dagrun Sandvik, Lars Asplin, Ingrid Askeland Johnsen, Mari Skuggedal Myksvoll, Jofrid Skardhamar, Bjørn Ådlandsvik, Pål Arne Bjørn, Morten D. Skogen
2016

Modell for risiko for uakseptable lusepåslag på villfisk

Lars Asplin, Bjørn Ådlandsvik, Anne Dagrun Sandvik, Mari Skuggedal Myksvoll, Jofrid Skardhamar, Ingrid Askeland Johnsen
2016

Sampling Strategies, Distribution and Concentration of Planktonic Salmon Lice Copepods in the Outer Hardangerfjord and the Altafjord

Margrethe Kristen Nilsen, Marit Reigstad, Jofrid Skardhamar
2016

Drift patterns of fish larvae link coastal morphology to seabird colony distribution

Hanno Sandvik, Robert T Barrett, Kjell E Erikstad, Mari Skuggedal Myksvoll, Frode Bendiksen Vikebø, Nigel Gilles Yoccoz, Tycho Anker-Nilssen, Svein-Håkon Lorentsen, Tone Reiertsen, Jofrid Skardhamar, Mette Skern-Mauritzen, Geir Helge Systad
2015

Towards operational modelling of infestation pressure from salmon lice

Lars Asplin, Anne Dagrun Sandvik, Bjørn Ådlandsvik, Jon Albretsen, Ingrid Askeland Johnsen, Jofrid Skardhamar, Rune Nilsen, Rosa Maria Serra-Llinares
2015

Spredning av patogener i fjord- og kystområder

Lars Asplin, Bjørn Ådlandsvik, Jon Albretsen, Ingrid Askeland Johnsen, Mari Skuggedal Myksvoll, Anne Dagrun Sandvik, Jofrid Skardhamar
2014

The predictability of sea lice density in Norwegian fjords

Anne Dagrun Sandvik, Lars Asplin, Jofrid Skardhamar, Rosa Maria Serra-Llinares, Rune Nilsen, Ingrid Askeland Johnsen, Pål Arne Bjørn
2014

Towards an assessment of regional salmon lice infection pressure

Lars Asplin, Pål Arne Bjørn, Ingrid Askeland Johnsen, Anne Dagrun Sandvik, Jofrid Skardhamar, Jon Albretsen, Bjørn Ådlandsvik, Mari Skuggedal Myksvoll, Rosa Maria Serra-Llinares, Ulf Lindstrøm
2014

The effect of synchronized fish farm fallowing: experiences from Hardangerfjord 2010-2013

Rosa Maria Serra-Llinares, Pål Arne Bjørn, Ulf Lindstrøm, Ingrid Askeland Johnsen, Anne Dagrun Sandvik, Rune Nilsen, Bengt Finstad, Jofrid Skardhamar, Lars Asplin
2013

Development of oceanographic models. How to find the regional sea lice infestation pressure?

Lars Asplin, Pål Arne Bjørn, Anne Dagrun Sandvik, Ingrid Askeland Johnsen, Jofrid Skardhamar, Jon Albretsen, Bjørn Ådlandsvik, Mari Skuggedal Myksvoll, Rune Nilsen, Rosa Maria Serra-Llinares, Ulf Lindstrøm
2009

Homing behaviour of Atlantic salmon during final marine phase and river entry

Jan Grimsrud Davidsen, Audun Rikardsen, Elina Halttunen, H Mitamura, EB Thorstad, Kim Præbel, Jofrid Skardhamar, Tor Næsje
2009

Vortex at Tromsøflaket

Skardhamar, Jofrid
2001

The influence of wind and topography on circulation and exchange in the shelf area off northern Norway and its impact on biological processes

Jofrid Skardhamar, Birgit Kjoss Lynge, Svendsen Harald, Kurt Tande

Rapporter og avhandlinger

2018

The northern Barents Sea during 1970–2016: From seabed to surface in the Arctic warming hotspot

Sigrid Lind, Tore Furevik, Randi Brunvær Ingvaldsen, Jofrid Skardhamar, Vigdis Tverberg
2017

Smittepress fra lakselus på vill laksefisk – estimert fra luselarvefelt med stor variabilitet

Anne Dagrun Sandvik, Lars Asplin, Pål Arne Bjørn, Ingrid Askeland Johnsen, Jofrid Skardhamar, Mari Skuggedal Myksvoll, Bjørn Ådlandsvik, Morten D. Skogen
2017

Hydrodynamisk spredningsmodell for lakselus og konsentrasjon av smittsomme kopepoditter

Anne Dagrun Sandvik, Lars Asplin, Jon Albretsen, Pål Arne Bjørn, Ingrid Askeland Johnsen, Jofrid Skardhamar, Mari Skuggedal Myksvoll, Bjørn Ådlandsvik
2017

Evaluation of ROMS NorKyst800 hindcast for the Lofoten area

Vidar Surén Lien, Jofrid Skardhamar
2014

Risikovurdering norsk fiskeoppdrett 2013

Geir Lasse Taranger, Terje Svåsand, Bjørn Olav Kvamme, Tore Kristiansen, Karin Kroon Boxaspen, Jon Albretsen, Lars Asplin, Jan Aure, Britt Bang-Jensen, Raymond Bannister, Pål Arne Bjørn, Geir Dahle, Arne S Ervik, Per-Gunnar* Fjelldal, Bengt Finstad, Kevin Glover, Bjørn Einar Grøsvik, Pia Kupka Hansen, Tom Hansen, Mikko Heino, Vivian Husa, Peder Andreas Jansen, Daniel Jimenez, Ingrid Askeland Johnsen, Knut Jørstad, Egil Karlsbakk, Ørjan Karlsen, Anja Kristoffersen, Rosa Maria Serra Llinnares, Abdullah Madhun, Stein Mortensen, Morton Craig, Rune Nilsen, Håkon Otterå, Sonal Patel, Bjørn-Steinar Sæther, Ole B. Samuelsen, Anne Sandvik, Jofrid Skardhamar, Anne Berit Skiftesvik, Ove Skilbrei, Øystein Skaala, Cecilie Skår, Lars H. Stien, Ingebrigt Uglem, Terje van der Meeren, Vidar Wennevik
1998

Sirkulasjon i Van Mijenfjorden, en arktisk fjord

Skardhamar, Jofrid
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