Go to main content

Malthe Hvas

expected string or buffer
Telephone: 48889321
Department: Animal welfare

Publications

Academic articles

2021

The effect of fasting period on swimming performance, blood parameters and stress recovery in Atlantic salmon post smolts

Malthe Hvas, Lars Helge Stien, Frode Oppedal
Comparative Biochemistry and Physiology A 255
2020

Skeletal deformities in wild and farmed cleaner fish species used in Atlantic salmon Salmo salar aquaculture

Per Gunnar Fjelldal, Angelico Madaro, Malthe Hvas, Lars Helge Stien, Frode Oppedal, Thomas Fraser
Journal of Fish Biology p. 1-10
2020

Is it advantageous for Atlantic salmon to be triploid at lower temperatures?

Erling Nilsen Riseth, Thomas Fraser, Florian Sambraus, Lars Helge Stien, Malthe Hvas
Journal of Thermal Biology 89
2020

Heart rates of Atlantic salmon Salmo salar during a critical swim speed test and subsequent recovery

Malthe Hvas, Ole Folkedal, Frode Oppedal
Journal of Fish Biology
2020

Fish welfare in offshore salmon aquaculture

Malthe Hvas, Ole Folkedal, Frode Oppedal
Reviews in Aquaculture
2020

Heart rate bio-loggers as welfare indicators in Atlantic salmon (Salmo salar) aquaculture

Malthe Hvas, Ole Folkedal, Frode Oppedal
Aquaculture 529
2020

The metabolic rate response to feed withdrawal in Atlantic salmon post-smolts

Malthe Hvas, Lars Helge Stien, Frode Oppedal
Aquaculture 529
2019

Physiological responses of farmed Atlantic salmon and two cohabitant species of cleaner fish to progressive hypoxia

Malthe Hvas, Frode Oppedal
Aquaculture 512
2019

Influence of experimental set-up and methodology for measurements of metabolic rates and critical swimming speed in Atlantic salmon Salmo salar

Malthe Hvas, Frode Oppedal
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

Jeffrey William Yuen, Tim Dempster, Frode Oppedal, Malthe Hvas
Biological control (Print) 135 p. 117-123
2019

Fish welfare based classification method of ocean current speeds at aquaculture sites

Kristbjörg Edda Jónsdóttir, Malthe Hvas, Jo Arve Alfredsen, Martin Føre, Morten Alver, Hans Vanhauwaert Bjelland, Frode Oppedal
Aquaculture Environment Interactions 11 p. 249-261
2019

Metabolic and functional impacts of hypoxia vary with size in Atlantic salmon

Tina Marie Wier Oldham, Barbara F. Nowak, Malthe Hvas, Frode Oppedal
Comparative Biochemistry and Physiology A 231 p. 30-38
2018

Oxygen Uptake and Osmotic Balance of Atlantic Salmon in Relation to Exercise and Salinity Acclimation

Malthe Hvas, Tom Ole Nilsen, Frode Oppedal
Frontiers in Marine Science 5 p. 1-11
2018

Metabolic rates, swimming capabilities, thermal niche and stress response of the lumpfish, cyclopterus lumpus

Malthe Hvas, Ole Folkedal, Albert Imsland, Frode Oppedal
Biology Open 7:bio036079 p. 1-9
2017

The gill parasite Paramoeba perurans compromises aerobic scope, swimming capacity and ion balance in Atlantic salmon.

Malthe Hvas, Egil Karlsbakk, Stig Mæhle, Daniel William Wright, Frode Oppedal
Conservation Physiology 5 p. 1-12
2017

Sustained swimming capacity of Atlantic salmon

Malthe Hvas, Frode Oppedal
Aquaculture Environment Interactions 9 p. 361-369
2017

The effect of thermal acclimation on aerobic scope and critical swimming speed in Atlantic salmon Salmo salar

Malthe Hvas, Ole Folkedal, Albert Imsland, Frode Oppedal
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

Malthe Hvas, Ole Folkedal, David Solstorm, Tone Vågseth, Jan Olav Fosse, Lars Christian Gansel, Frode Oppedal
Aquaculture 473 p. 423-429
2016

Critical swimming speed in groups of Atlantic salmon Salmo salar

Mette Remen, Frida Solstorm, Samantha Bui, Klebert Pascal, Tone Vågseth, David Solstorm, Malthe Hvas, Frode Oppedal
Aquaculture Environment Interactions 8 p. 659-664

Posters

2017

The gill parasite Paramoeba perurans compromises aerobic scope, swimming capacity and ion balance in Atlantic salmon.

Malthe Hvas, Egil Karlsbakk, Frode Oppedal

Mediebidrag

2020

Hvor lenge kan oppdrettslaks gå uten mat? Det har HI-forskere funnet ut av

Hvas, Malthe
2018

Rognkjeksen tåler ikke mer enn 16 grader

Malthe Hvas, Frode Oppedal

Chapters and books

2020

Welfare indicators for farmed rainbow trout - Part A. Knowledge and theoretical background

Jonatan Nilsson, Lars Helge Stien, Martin Haugmo Iversen, James F. Turnbull, Tore S Kristiansen, Thomas Torgersen, Frode Oppedal, Ole Folkedal, Malthe Hvas, Kristine Gismervik, Kristian Ellingsen, Cecilie Marie Mejdell, Jelena Kolarevic, David Izquierdo-Gomez, Bjørn-Steinar Sæther, Åsa Maria Olofsdotter Espmark, Kjell Øyvind Midling, Christopher Noble
p. 10-151
2018

Del A. Fiskevelferd og oppdrettslaks, kunnskap og teoretisk bakgrunn

Jonatan Nilsson, Lars Helge Stien, Martin Haugmo Iversen, Tore S Kristiansen, Thomas Torgersen, Frode Oppedal, Ole Folkedal, Malthe Hvas, Kristine Gismervik, Kristian Ellingsen, Kristoffer Vale Nielsen, Cecilie Marie Mejdell, Jelena Kolarevic, David Izquierdo-Gómez, Bjørn-Steinar Sæther, Åsa Maria Olofsdotter Espmark, Kjell Øivind Midling, Bjørn Roth, James F. Turnbull, Christopher Noble
p. 9-133
2017

Velferdsindikatorer for oppdrettslaks: Hvordan vurdere og dokumentere fiskevelferd - Del A. fiskevelferd og oppdrettslaks, kunnskap og teoretisk bakgrunn

Jonatan Nilsson, Lars Helge Stien, Martin Haugmo Iversen, Tore S Kristiansen, Thomas Torgersen, Frode Oppedal, Ole Folkedal, Malthe Hvas, Kristine Gismervik, Kristian Ellingsen, Kristoffer Vale Nielsen, Cecilie Marie Mejdell, Jelena Kolarevic, David Izquierdo Gomez, Bjørn-Steinar Sæther, Åsa Maria Olofsdotter Espmark, Kjell Øyvind Midling, Bjørn Roth, James F. Turnbull, Chris Noble
p. 10-135

Popular science articles

2017

Hvor mye vannstrøm tåler laksen på eksponerte lokaliteter?

Malthe Hvas, Ole Folkedal, Frode Oppedal
Norsk Fiskeoppdrett p. 28-33

Academic lectures

2021

Fish welfare in exposed farming

Ole Folkedal, Malthe Hvas, Frode Oppedal
2021

Sulting av laks – en positiv historie

Lars Helge Stien, Malthe Hvas, Frode Oppedal
2021

Vekst er mer enn kilo og gram

Ole Folkedal, Lars Helge Stien, Frode Oppedal, Malthe Hvas, Jonatan Nilsson
2021

Optimizing feed withdrawal for safeguarding fish welfare

Hvas, Malthe
2019

Kan fiskevelferd sikres langt til havs?

Malthe Hvas, Ole Folkedal, Frode Oppedal
2018

Rognkjeks er ikke laks

Hvas, Malthe
2018

The use of swim tunnel studies in defining environmental thresholds for Atlantic salmon and cleanerfish in exposed Aquaculture

Malthe Hvas, Ole Folkedal, Frode Oppedal
2017

Hvilke velferdsindikatorer skal brukes i ulike anleggskonsepter for lakseoppdrett?

Kristoffer Vale Nielsen, Chris Noble, Kristine Gismervik, Cecilie Marie Mejdell, Jonatan Nilsson, Jelena Kolarevic, Lars Helge Stien, Martin Haugmo Iversen, James F. Turnbull, Bjørn-Steinar Sæther, Åsa Maria Olofsdotter Espmark, Kjell Øyvind Midling, David Izquierdo-Gomez, Tore S Kristiansen, Thomas Torgersen, Frode Oppedal, Ole Folkedal, Malthe Hvas, Daniel William Wright, Kristian Ellingsen
2017

The effect of environmental factors on swimming capacity and oxygen uptake in Atlantic salmon

Hvas, Malthe
2017

Thresholds for hypoxia and water current in salmon production

Frode Oppedal, Malthe Hvas, Frida Solstorm, David Solstorm, Tina Oldham, Ole Folkedal, Lars Helge Stien
2017

The gill parasite Paramoeba perurans compromises aerobic scope and swimming capacity in Atlantic salmon Salmo salar

Frode Oppedal, Malthe Hvas, Egil Karlsbakk
2017

Velferdsindikatorer for laks og regnbueørret (FISHWELL)

Jonatan Nilsson, Lars Helge Stien, Tore S Kristiansen, Ole Folkedal, Frode Oppedal, Thomas Torgersen, Malthe Hvas, Daniel W Wrigth, Chris Noble, Jelena Kolarevic, Kristine Gismervik, James F. Turnbull
2016

Premisser for merdteknologi – lytter vi til "brukerens" krav til vannstrøm for god vekst og velferd på eksponerte lokaliteter?

Ole Folkedal, Malthe Hvas, David Solstorm, Frida Solstorm, Mette Remen, Frode Oppedal
2016

Hva er akseptabel vannstrøm for laks i merder?

Frode Oppedal, David Solstorm, Frida Solstorm, Mette Remen, Malthe Hvas, Ole Folkedal

Reports and papers

2019

Havbasert oppdrett – hvor mye vannstrøm tåler laks og rensefisk? - fiskevelferd og grenseverdier

Malthe Hvas, Ole Folkedal, Frode Oppedal
2019

Physiology and welfare of Atlantic salmon and cleaner fish in exposed aquaculture

Malthe Hvas, Frode Oppedal, Ole Folkedal, Albert Imsland
2018

Do diploid Atlantic salmon (Salmo salar) have a higher swimming capacity than triploid?

Erling Nilsen, Enrique Blanco Gonzalez, Lars Helge Stien, Malthe Hvas
Is this your profile? Edit your profile (login)