Research topic

Corals

Johanna Järnegren

  • Marine biology and ecology
  • Cold-water coral ecosystems
  • Reproduction of Lophelia pertusa and other cold-water corals and bivalves
  • Antropogenic disturbances
  • Benthic marine animals
  • Habitat mapping using ROV
  • Taxonomy
  • Ocean acidification and ocean warming
  • Undersea technologies - ROV, manned submersible etc.
  • Chemosynthetic ecosystems - Cold seeps

Some key-publications
Järnegren, J., Brooke, S.& Jensen, H. 2020. Effects and recovery of larvae of the cold-water coral Lophelia pertusa (Desmophyllum pertusum) exposed to suspended bentonite, barite and drill cuttings. Marine Environmental Research. 158. https://hdl.handle.net/11250/2654557

Osterloff, J., Nilssen, I., Järnegren, J., Van Engeland, T., Buhl-Mortensen, P.& Nattkemper, T. 2019. Computer vision enables short- and long-term analysis of Lophelia pertusa polyp behaviour and colour from an underwater observatory. Scientific Reports. 9: 1-12. http://hdl.handle.net/11250/2596589

Liefmann, S., Järnegren, J., Johnsen, G.& Murray, F. 2018. Eco-physiological responses of cold-water soft corals to anthropogenic sedimentation and particle shape. Journal of Experimental Marine Biology and Ecology. 504: 61-71. https://dx.doi.org/10.1016/j.jembe.2018.02.009

Järnegren, J., Brooke, S.& Jensen, H. 2017. Effects of drill cuttings on larvae of the cold-water coral Lophelia pertusa. Deep-Sea Research Part II: Topical Studies in Oceanography. 137: 454-462. https://dx.doi.org/10.1016/j.dsr2.2016.06.014

Larsson, A., Järnegren, J., Strömberg, S., Dahl, M., Lundälv, T.& Brooke, S. 2014. Embryogenesis and larval biology of the cold-water coral Lophelia pertusa. PLOS ONE. 9(7). https://dx.doi.org/10.1371/journal.pone.0102222

Järnegren J, & Kutti T. 2014. Lophelia pertusa in Norwegian waters. What have we learned since 2008? - NINA Report 1028. 40 pp. Norsk institutt for naturforskning (NINA), Trondheim

Brooke, S.& Järnegren, J. 2013. Reproductive periodicity of the scleractinian coral Lophelia pertusa from the Trondheim Fjord, Norway. Marine Biology. 160(1): 139-153. https://dx.doi.org/10.1007/s00227-012-2071-x

Elde, A., Pettersen, R., Bruheim, P., Järnegren, J.& Johnsen, G. 2012. Pigmentation and Spectral Absorbance Signatures in Deep-Water Corals from the Trondheimsfjord, Norway. Marine Drugs. 10(6): 1400-1411. http://hdl.handle.net/11250/2560827

Show full profile of Johanna Järnegren

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Corals

Johanna Järnegren

  • Marine biology and ecology
  • Cold-water coral ecosystems
  • Reproduction of Lophelia pertusa and other cold-water corals and bivalves
  • Antropogenic disturbances
  • Benthic marine animals
  • Habitat mapping using ROV
  • Taxonomy
  • Ocean acidification and ocean warming
  • Undersea technologies - ROV, manned submersible etc.
  • Chemosynthetic ecosystems - Cold seeps

Some key-publications
Järnegren, J., Brooke, S.& Jensen, H. 2020. Effects and recovery of larvae of the cold-water coral Lophelia pertusa (Desmophyllum pertusum) exposed to suspended bentonite, barite and drill cuttings. Marine Environmental Research. 158. https://hdl.handle.net/11250/2654557

Osterloff, J., Nilssen, I., Järnegren, J., Van Engeland, T., Buhl-Mortensen, P.& Nattkemper, T. 2019. Computer vision enables short- and long-term analysis of Lophelia pertusa polyp behaviour and colour from an underwater observatory. Scientific Reports. 9: 1-12. http://hdl.handle.net/11250/2596589

Liefmann, S., Järnegren, J., Johnsen, G.& Murray, F. 2018. Eco-physiological responses of cold-water soft corals to anthropogenic sedimentation and particle shape. Journal of Experimental Marine Biology and Ecology. 504: 61-71. https://dx.doi.org/10.1016/j.jembe.2018.02.009

Järnegren, J., Brooke, S.& Jensen, H. 2017. Effects of drill cuttings on larvae of the cold-water coral Lophelia pertusa. Deep-Sea Research Part II: Topical Studies in Oceanography. 137: 454-462. https://dx.doi.org/10.1016/j.dsr2.2016.06.014

Larsson, A., Järnegren, J., Strömberg, S., Dahl, M., Lundälv, T.& Brooke, S. 2014. Embryogenesis and larval biology of the cold-water coral Lophelia pertusa. PLOS ONE. 9(7). https://dx.doi.org/10.1371/journal.pone.0102222

Järnegren J, & Kutti T. 2014. Lophelia pertusa in Norwegian waters. What have we learned since 2008? - NINA Report 1028. 40 pp. Norsk institutt for naturforskning (NINA), Trondheim

Brooke, S.& Järnegren, J. 2013. Reproductive periodicity of the scleractinian coral Lophelia pertusa from the Trondheim Fjord, Norway. Marine Biology. 160(1): 139-153. https://dx.doi.org/10.1007/s00227-012-2071-x

Elde, A., Pettersen, R., Bruheim, P., Järnegren, J.& Johnsen, G. 2012. Pigmentation and Spectral Absorbance Signatures in Deep-Water Corals from the Trondheimsfjord, Norway. Marine Drugs. 10(6): 1400-1411. http://hdl.handle.net/11250/2560827

Show full profile of Johanna Järnegren

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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