Research topic

Behavioural biology

Tone Kristin Reiertsen

Seabirds
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Sveinn Are Hanssen


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Svein-Håkon Lorentsen

  • Research scientist focusing on seabirds and coastal seals in marine and polar environments. 
  • Main research topics; population ecology, demography and reproductive biology, diet, food searching behaviour, behaviour and migration using dataloggers (GPS, GLS, TDR and satelite-transmitters) 
  • Great experience with field work under challenging conditions (Antarctica, the Norwegian coast at all times of the year). 
  • Impact assessments, seabirds and offshore oil and wind development, effects of kelp harvesting and disturbance from boats on seabirds.
  • Supervisor of master- and PhD-students and opponent on PhD-thesis.
  • In charge of the Norwegian monitoring programme for seabirds
  • Administrative experience from leadership of several projects and as assistant research director and research director. 


Show full profile of Svein-Håkon Lorentsen

Elisabet Forsgren

  • Animal behaviour, reproduction, evolution and ecology
  • Risk assessment of alien species (fish)
  • Effects of climate change and ocean acidification
  • Experimental design
  • Aquarium experiments and field investigations in coastal marine areas
  • Project leadership
  • Student supervision and teaching
  • Quality management

Show full profile of Elisabet Forsgren

Gunnbjørn Bremset

- Riverine production of anadromous salmonids
- Competition and habitat use of juvenile salmonids
- Environmentalt effects from hydro-power development
- Anthropogenetic impacts on fish communities
- Mitigation measures against introduced species
- Mitigation measures for freshwater fish
- Fish barriers and fish passages
- Direct observations of riverine fish


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Nina Dehnhard

  • seabird ecologist with experience in the tropics, the southern hemisphere including Antarctica and in the North Atlantic
  • has worked with a range of different species: boobies, tropicbirds, penguins, petrels, shags, guillemots, puffins
  • fieldwork experience in partly remote and challenging environments (Christmas Island, Antarctica, Falkland/Malvinas Islands, Iceland, Norway)
  • familar with a broad range of fieldwork methods: 
    • bird counts and population monitoring
    • marking birds with metal & colour rings as well as PITs
    • deployments of GPS, GLS, TDR and video cameras
  • various types of data analyses and statistical modelling
    • linear mixed models with random slopes and random interceps
    • generalized additive mixed models
    • habitat suitability modelling and predicting of suitable foraging habitat
    • survival- and population-modelling
  • supervisor of several Master-students
  • in charge of the monitoring of plastic in fulmar stomachs for OSPAR in Norway

Show full profile of Nina Dehnhard

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About NINA

The Norwegian Institute for Nature Research (NINA) is Norway’s leading institution for applied ecological research.

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Contact us

 P.O. Box 5685 Torgarden,
     NO-7485 Trondheim

 Phone +47 73 80 14 00
 E-mail: firmapost@nina.no

Behavioural biology

Tone Kristin Reiertsen

Seabirds
Show full profile of Tone Kristin Reiertsen

Sveinn Are Hanssen


Show full profile of Sveinn Are Hanssen

Svein-Håkon Lorentsen

  • Research scientist focusing on seabirds and coastal seals in marine and polar environments. 
  • Main research topics; population ecology, demography and reproductive biology, diet, food searching behaviour, behaviour and migration using dataloggers (GPS, GLS, TDR and satelite-transmitters) 
  • Great experience with field work under challenging conditions (Antarctica, the Norwegian coast at all times of the year). 
  • Impact assessments, seabirds and offshore oil and wind development, effects of kelp harvesting and disturbance from boats on seabirds.
  • Supervisor of master- and PhD-students and opponent on PhD-thesis.
  • In charge of the Norwegian monitoring programme for seabirds
  • Administrative experience from leadership of several projects and as assistant research director and research director. 


Show full profile of Svein-Håkon Lorentsen

Elisabet Forsgren

  • Animal behaviour, reproduction, evolution and ecology
  • Risk assessment of alien species (fish)
  • Effects of climate change and ocean acidification
  • Experimental design
  • Aquarium experiments and field investigations in coastal marine areas
  • Project leadership
  • Student supervision and teaching
  • Quality management

Show full profile of Elisabet Forsgren

Gunnbjørn Bremset

- Riverine production of anadromous salmonids
- Competition and habitat use of juvenile salmonids
- Environmentalt effects from hydro-power development
- Anthropogenetic impacts on fish communities
- Mitigation measures against introduced species
- Mitigation measures for freshwater fish
- Fish barriers and fish passages
- Direct observations of riverine fish


Show full profile of Gunnbjørn Bremset

Nina Dehnhard

  • seabird ecologist with experience in the tropics, the southern hemisphere including Antarctica and in the North Atlantic
  • has worked with a range of different species: boobies, tropicbirds, penguins, petrels, shags, guillemots, puffins
  • fieldwork experience in partly remote and challenging environments (Christmas Island, Antarctica, Falkland/Malvinas Islands, Iceland, Norway)
  • familar with a broad range of fieldwork methods: 
    • bird counts and population monitoring
    • marking birds with metal & colour rings as well as PITs
    • deployments of GPS, GLS, TDR and video cameras
  • various types of data analyses and statistical modelling
    • linear mixed models with random slopes and random interceps
    • generalized additive mixed models
    • habitat suitability modelling and predicting of suitable foraging habitat
    • survival- and population-modelling
  • supervisor of several Master-students
  • in charge of the monitoring of plastic in fulmar stomachs for OSPAR in Norway

Show full profile of Nina Dehnhard

Norwegian Institute for Nature Research

NINA is an independent foundation for nature research and research on the interaction between human society, natural resources and biodiversity.
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