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Florian Sambraus

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Chief Engineer/ Senior Engineer
Telephone: 91918319
Department: Stasjon Matre
Publications

Publications

Academic articles

2022

Triploidy leads to a mismatch of smoltification biomarkers in the gill and differences in the optimal salinity for post-smolt growth in Atlantic salmon

Raneesha de Fonseka, Per Gunnar Fjelldal, Florian Sambraus, Tom Ole Nilsen, Sofie C. Remø, Lars Helge Stien, Helena Reinardy, Angelico Madaro, Tom Johnny Hansen, Thomas Fraser
Aquaculture 546
2021

Triploidy leads to a mismatch of smoltification biomarkers in the gill and differences in the optimal salinity for post-smolt growth in Atlantic salmon

Raneesha de Fonseka, Per Gunnar Fjelldal, Florian Sambraus, Tom Ole Nilsen, Sofie C. Remø, Lars Helge Stien, Helena Reinardy, Angelico Madaro, Tom Johnny Hansen, Thomas Fraser
Aquaculture 546
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

Vertebral deformities in interspecific diploid and triploid salmonid hybrids

Thomas Fraser, Tom Johnny Hansen, Florian Sambraus, Per Gunnar Fjelldal
Journal of Fish Biology
2020

Triploid Atlantic salmon Salmo salar have a higher dietary phosphorus requirement for bone mineralization during early development

Florian Sambraus, Tom Johnny Hansen, Britt Sværen Daae, Anders Thorsen, Roar Sandvik, Lars Helge Stien, Thomas Fraser, Per Gunnar Fjelldal
Journal of Fish Biology 97 p. 137-147
2019

Phosphorus nutrition in farmed Atlantic salmon (Salmo salar): Life stage and temperature effects on bone pathologies

Thomas Fraser, Paul Eckhard Witten, Sissel Albrektsen, Olav Breck, Ramón Fontanillas, Leo Nankervis, Tårn Helgøy Thomsen, Wolfgang Koppe, Florian Sambraus, Per Gunnar Fjelldal
Aquaculture 511 p. 1-12
2018

Changes in water temperature and oxygen: the effect of triploidy on performance and metabolism in large farmed Atlantic salmon

Florian Sambraus, Mette Remen, Rolf Erik Olsen, Tom Johnny Hansen, Rune Waagbø, Thomas Torgersen, Erik-Jan Lock, Albert Imsland, Thomas Fraser, Per Gunnar Fjelldal
Aquaculture Environment Interactions 10 p. 157-172
2018

Radiological changes during fracture and repair in neural and haemal spines of Atlantic cod (Gadus morhua)

Per Gunnar Fjelldal, Terje van der Meeren, Thomas Fraser, Florian Sambraus, Laith A. Jawad, Tom Johnny Hansen
Journal of Fish Diseases 41 p. 1871-1875
2017

Water temperature and oxygen: The effect of triploidy on performance and metabolism in farmed Atlantic salmon (Salmo salar L.) post-smolts

Florian Sambraus, Rolf Erik Olsen, Mette Remen, Tom Johnny Hansen, Thomas Torgersen, Per Gunnar Fjelldal
Aquaculture 473 p. 1-12
2017

Water temperature and dietary histidine affect cataract formation in Atlantic salmon (Salmo salar L.) diploid and triploid yearling smolt

Florian Sambraus, Per Gunnar Fjelldal, Sofie C. Remø, Ernst Morten Hevrøy, Tom Ole Nilsen, Anders Thorsen, Tom Johnny Hansen, Rune Waagbø
Journal of Fish Diseases 40 p. 1195-1212
2017

Water temperature and oxygen: The effect of triploidy on performance and metabolism in farmed Atlantic salmon (Salmo salar L.) postsmolts

Sambraus, F., Olsen, R. E., Remen, M., Torgersen, T., Hansen, T. J. & Fjelldal, P. G.
Aquaculture 473 p. 1-12
2017

Water temperature and dietary histidine affect cataract formation in Atlantic salmon (Salmo salar L.) diploid and triploid yearling smolt

Sambraus, F., Fjelldal, P. G., Remø, S. C., Hansen, T. J., Hevrøy, E. M., Nilsen, T. O., Thorsen, A. & Waagbø, R
Journal of Fish Diseases
2016

Increased dietary phosphorous prevents vertebral deformities in triploid Atlantic salmon (Salmo salar L.)

Per Gunnar Fjelldal, Tom Johnny Hansen, Erik-Jan Lock, Anna Wargelius, Thomas Fraser, Florian Sambraus, A. El-Mowafi, Sissel Albrektsen, Rune Waagbø, Robin Ørnsrud
Aquaculture Nutrition 22 p. 72-90
2016

Hook shedding and post-release fate of deep-hooked European eel

Marc Simon Weltersbach, Keno Ferter, Florian Sambraus, Harry Vincent Strehlow
Biological Conservation 199 p. 16-24
2016

Increased dietary phosphorous prevents vertebral deformities in triploid Atlantic salmon (Salmo salar L.)

Fjelldal, P. G., Hansen, T. J., Lock, E. J., Wargelius, A., Fraser, T. W. K., Sambraus, F., El-Mowafi, A., Albrektsen, S., Waagbø, R., & Ørnsrud, R.
Aquaculture Nutrition 22 p. 72-90
2016

Hook shedding and post-release fate of deep-hooked European eel (Anguilla anguilla)

Weltersbach, M.S., Ferter, K., Sambraus, F., & Strehlow, H.V.
Biological Conservation 199 p. 16-24
2015

A report on overripe female and spent male Atlantic salmon (Salmo salar) in August

Tom Johnny Hansen, Mette Remen, Florian Sambraus, Per Gunnar Fjelldal
Aquaculture 444 p. 114-116
2015

Dive to survive: effects of capture depth on barotrauma and post-release survival of Atlantic cod (Gadus morhua) in recreational fisheries

Keno Ferter, Marc Simon Weltersbach, Odd Børre Humborstad, Per Gunnar Fjelldal, Florian Sambraus, Harry Vincent Strehlow, Jon Helge Vølstad
ICES Journal of Marine Science 72 p. 2467-2481
2015

A report on overripe female and spent male Atlantic salmon (Salmo salar) in August

Hansen, T. J., Remen, M., Sambraus, F., & Fjelldal, P. G
Aquaculture 444 p. 114-116
2015

Dive to survive: effects of capture depth on barotrauma and post-release survival of Atlantic cod (Gadus morhua) in recreational fisheries

Ferter, K., Weltersbach, M. S., Humborstad, O.-B., Fjelldal, P. G., Sambraus, F., Strehlow, H. V. & Vølstad, J. H
ICES Journal of Marine Science: Journal du Conseil 72 p. 2467-2481
2014

On the record of pug-headedness in cultured Atlantic salmon, Salmo salar Linnaeus, 1758 (Salmoniformes, Salmonidae) from Norway

Laith A. Jawad, Armin Kousha, Florian Sambraus, Per Gunnar Fjelldal
Journal of Applied Ichthyology 30 p. 537-539
2014

Vertebra deformities in wild Atlantic salmon caught in the Figgjo River, southwest Norway

Florian Sambraus, Kevin Glover, Tom Johnny Hansen, Tom Fraser, Monica Favnebøe Solberg, Per Gunnar Fjelldal
Journal of Applied Ichthyology 30 p. 777-782
2014

The effect of triploidy on vaccine side-effects in Atlantic salmon

Tom Fraser, Tom Johnny Hansen, Ian Mayer, Jon Egil Skjæraasen, Kevin Glover, Florian Sambraus, Per Gunnar Fjelldal
Aquaculture 433 p. 481-490
2014

Vertebra deformities in wild Atlantic salmon caught in the Figgjo River, southwest Norway

Sambraus, F., Glover, K. A., Hansen, T., Fraser, T. W. K., Solberg, M. F., & Fjelldal, P. G.
Journal of Applied Ichthyology 30 p. 777-782
2014

On the record of pug-headedness in cultured Atlantic salmon, Salmo salar Linnaeus, 1758 (Salmoniformes, Salmonidae) from Norway

Jawad, L. A., Kousha, A., Sambraus, F., & Fjelldal, P. G.
Journal of Applied Ichthyology 1 p. 3
2014

The effect of triploidy on vaccine side-effects in Atlantic salmon

Fraser, T. W., Hansen, T., Mayer, I., Skjæraasen, J. E., Glover, K. A., Sambraus, F., & Fjelldal, P. G.
Aquaculture 433 p. 481-490
2013

The effect of triploidy on the culture performance, deformity prevalence, and heart morphology in Atlantic salmon

Tom Fraser, Tom Johnny Hansen, Jon Egil Skjæraasen, Ian Mayer, Florian Sambraus, Per Gunnar Fjelldal
Aquaculture 416-417 p. 255-264
2013

The effect of triploidy on the culture performance, deformity prevalence, and heart morphology in Atlantic salmon

Fraser, T. W. K., Hansen, T., Skjaeraasen, J. E., Mayer, I., Sambraus, F. & Fjelldal, P. G.
Aquaculture 416 p. 255-264
2013

Ploidy and family effects on Atlantic salmon (Salmo salar) growth, deformity and harvest quality during a full commercial production cycle

J. F. Taylor, F. Sambraus, J. Mota-Velasco, D. R. Guy, A. Hamilton, D. Hunter, D. Corrigan, H. Migaud
Aquaculture 410-411 p. 41-50

Scientific lectures

2024

Uses of biotechnology to control reproduction in Atlantic salmon

Lene Kleppe, Anna Sofie Troedsson Wargelius, Diego Crespo, Erik Nordtorp Kjærner-Semb, Kai Ove Skaftnesmo, Eva Andersson, Per Gunnar Fjelldal, Tom Johnny Hansen, Rolf Brudvik Edvardsen, Anders Thorsen, Rüdiger W. Schulz, Anne Torsvik, Grethe Beate Thorsheim, Anne Hege Straume, Petra Vogelsang, Ivar Helge Matre, Ann-Kathrin Jakobsen Kroken, Lise Dyrhovden, Audun Østby Pedersen, Simon Flavell, Florian Sambraus, Arnor Gullanger, Tone Knappskog
2014

Barotrauma and recovery of Atlantic cod (Gadus morhua) after rapid decompression: combining field observations and X-ray technology

Keno Ferter, Simon Weltersbach, Odd Børre Humborstad, Per Gunnar Fjelldal, Florian Sambraus, Harry Vincent Strehlow, Jon Helge Vølstad

Poster

2014

The effect of incubation temperature on heart and skeletal deformities in triploid Atlantic salmon

Sambraus, F., Fjelldal, G., Fleming, M., Hansen, T., & Fraser, T.
HAVBRUK 2014 - Havbruk i samfunnet
2013

Dietary phosphorus in fresh and seawater - impacts on rapid growing farmed Atlantic salmon

Florian Sambraus, O. Breck, Sissel Albrektsen, Paul Eckhard Witten, Ramon Fontanillas, Per Gunnar Fjelldal
2013

Radiological studies on vertebral deformities in triploid Atlantic salmon (Salmo salar)

Thomas WK Fraser, Tom Johnny Hansen, M. Fleming, Florian Sambraus, Ian Mayer, Jon Egil Skjæraasen, Anna Wargelius, Robin Ørnsrud, Erik-Jan Lock, Per Gunnar Fjelldal
2013

The use of triploid salmon in Norwegian Aquaculture

Thomas WK Fraser, Tom Johnny Hansen, Ian Mayer, Jon Egil Skjæraasen, Robin Ørnsrud, Florian Sambraus, Per Gunnar Fjelldal
2013

The use of triploid salmon in Norwegian Aquaculture

Thomas WK Fraser, Tom Johnny Hansen, Ian Mayer, Kevin A. Glover, Jon Egil Skjæraasen, Vidar Wennevik, Robin Ørnsrud, Florian Sambraus, Per Gunnar Fjelldal
2013

A field study on occurrence of vertebral deformities in Atlantic salmon (Salmo salar L.) from two rivers in Western Norway

Sambraus, F., Glover, K. A., Hansen, T., Solberg, M., Fraser, T. W. K., & Fjelldal, P. G.
3rd International Conference, Interdisciplinary Approaches in Fish Skeletal Biology
2013

Dietary phosphorus in fresh and seawater – impacts on rapid growing farmed Atlantic salmon

Sambraus, F., Breck, O., Albrektsen, S., Witten, P. E., Fontanillas, R., Thomsen, T., & Fjelldal, P. G.
3rd International Conference, Interdisciplinary Approaches in Fish Skeletal Biology
2013

The use of triploid salmon in Norwegian Aquaculture

Fraser, T. W. K., Hansen, T., Mayer, I., Skjaeraasen, J. E., Ørnsrud, R., Sambraus, F., & Fjelldal, P. G.
Aquaculture

Reports and dissertations

2021

Andre samlerapport: velferd for triploid laks i Nord-Norge - Sluttrapport, utsett 2018

Lars Helge Stien, Florian Sambraus, Per Anton Sæther, Mattias Bendiksen Lind, Tore S Kristiansen, Jonatan Nilsson, Per Gunnar Fjelldal
2021

Tredje samlerapport: Velferd for triploid laks i Nord-Norge - Sluttrapport, utsett 2019

Lars Helge Stien, Florian Sambraus, Tore S Kristiansen, Per Gunnar Fjelldal, Per Anton Sæther, Lisbeth Martinsen
2019

Første samlerapport: Velferd for triploid laks i Nord-Norge

Lars Helge Stien, Per Anton Sæther, Tore S Kristiansen, Per Gunnar Fjelldal, Florian Sambraus
2016

Solving bottlenecks in triploid Atlantic salmon production: Temperature, hypoxia and die ary effects on performance, cataracts and metabolism

Florian Sambraus, Per Gunnar Fjelldal, Rune Waagbø
2016

Solving bottlenecks in triploid Atlantic salmon production. Temperature, hypoxia and dietary effects on performance, cataracts and metabolism

Florian Sambraus
University of Bergen
Net reports
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