Torkel Gissel Nielsen

  1. 2015
  2. Published

    Dangerous Relations in the Arctic Marine Food Web: Interactions between Toxin Producing Pseudo-nitzschia Diatoms and Calanus Copepodites. / Hardardottir, Sara; Pancic, Marina; Tammilehto, Anna; Krock, Bernd; Møller, Eva Friis; Nielsen, Torkel Gissel; Lundholm, Nina.

    In: Marine Drugs, Vol. 13, 2015, p. 3809-3835.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  3. Published

    Early development of Calanus glacialis and C. finmarchicus. / Jung-Madsen, Signe; Nielsen, Torkel Gissel.

    In: Limnology and Ocenanography, Vol. 60, No. 3, 2015, p. 934-946.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  4. Published

    Effect of acidification on an Arctic phytoplankton community from Disko Bay, West Greenland. / Thoisen, Christina; Riisgaard, Karen; Lundholm, Nina; Nielsen, Torkel Gissel; Hansen, Per Juel.

    In: Marine Ecology Progress Series, Vol. 520, 2015, p. 21-34.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  5. Published

    Gut evacuation rate and grazing impact of the krill Thysanoessa raschii and T. inermis. / Teglhus, Frederik Wolff; Agersted, Mette Dalgaard; Arendt, Kristine Engel; Nielsen, Torkel Gissel.

    In: Marine Biology, Vol. 162, No. 1, 2015, p. 169-180.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  6. Published

    Heterogeneous distribution of plankton within the mixed layer and its implications for bloom formation in tropical seas. / Calbet, Albert; Agersted, Mette Dalgaard; Kaartvedt, Stein; Møhl, Malene; Møller, Eva Friis; Enghoff-Poulsen, Søren; Paulsen, Maria Lund; Solberg, Ingrid; Tang, Kam W.; Tönnesson, Kajsa; Raitsos, Dionysios E.; Nielsen, Torkel Gissel.

    In: Scientific Reports, Vol. 5, 2015, p. 1-14.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  7. Published

    Horizontal and vertical dynamics of zooplankton and larval fish communities during mid-summer in Disko Bay, West Greenland. / Munk, Peter; Nielsen, Torkel Gissel; Hansen, Benni Winding.

    In: Journal of Plankton Research, Vol. 37, No. 3, 2015, p. 554-570.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  8. Published

    Impact of elevated pH on succession in the Arctic spring bloom. / Riisgaard, Karen; Nielsen, Torkel Gissel; Hansen, Per Juel.

    In: Marine Ecology Progress Series, Vol. 530, 2015, p. 63-75.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  9. Published

    Impact of ice cover and freshwater discharge on the pelagic food web. / Nielsen, Torkel Gissel (Invited author).

    2015. Abstract from ESSAS Annual Science Meeting, Seatlle, United States.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  10. Published

    Induction of domoic acid production in the toxic diatom Pseudo-nitzschia seriata by calanoid copepods. / Tammilehto, Anna; Nielsen, Torkel Gissel; Krock, B.; Møller, Eva Friis; Lundholm, Nina.

    In: Aquatic Toxicology, Vol. 159, 2015, p. 52-61.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  11. Published

    Lights and shadows of the feeding ecology of the small copepod Oithona. / Zamora-Terol, Sara; Nielsen, Torkel Gissel; McKinnon, A.D.; Saiz, Enric.

    2015. Abstract from ASLO Aquatic Sciences Meeting 2015, Granada, Spain.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  12. Published

    Oceanography and the base of the pelagic food web in the southern Indian Ocean. / Visser, Andre; Nielsen, Torkel Gissel; Middelboe, Mathias; Høyer, Jacob L.; Markager, Stiig.

    In: Journal of Plankton Research, Vol. 37, No. 3, 2015, p. 571-583.

    Publication: Research - peer-reviewJournal article – Annual report year: 2015

  13. Published

    Økologiske konsekvenser af høj pH på marine copepoder. / Hansen, Benni Winding; Hansen, Per Juel; Nielsen, Torkel Gissel.

    2015. Abstract from 18. Danske Havforskermøde, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  14. Published

    Some like it hot - Calanus in Disko Bay. / Nielsen, Torkel Gissel (Invited author); Jung-Madsen, Signe; Møller, Eva Friis.

    2015. Abstract from ESSAS Annual Science Meeting, Seatlle, United States.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  15. Published
  16. Published

    Toxic diatoms in the arctic marine food web: The effect of domoic acid on arctic Calanus copepodites grazing on the diatom Pseudo-nitzschia seriata. / Harðardóttir, Sara; Pancic, Marina; Tammilehto, Anna; Nielsen, Torkel Gissel; Krock, Bernd; Lundholm, Nina.

    2015. Abstract from 18. Danske Havforskermøde, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  17. Published

    Zooplankton vertical migration in the polar night – Is migration more “random” than diel during the darkest period of winter?. / Grenvald, Julie Cornelius; Nielsen, Torkel Gissel; Darnis, Gerard; Berge, Jørgen; Renaud, Paul.

    2015. Abstract from 18. Danske Havforskermøde, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2015

  18. 2014
  19. Published

    Biogeography of key mesozooplankton species in the North Atlantic, by manual counting methods, and egg production of Calanus finmarchicus. / Melle, W.; Runge, J. A.; Head, E.; Plourde, S.; Castellani, C.; Licandro, P.; Pierson, J.; Jonasdottir, S. H.; Johnson, C.; Broms, C.; Debes, H.; Falkenhaug, T.; Gaard, E.; Gislason, A.; Heath, M. R.; Niehoff, B.; Nielsen, Torkel Gissel; Pepin, P.; Stenevik, E. K.; Chust, G.

    In: Earth System Science Data Discussions, Vol. 7, No. 1, 2014, p. 225-242.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  20. Published

    Bridging the gap between marine biogeochemical and fisheries sciences; configuring the zooplankton link. / Mitra, Aditee; Castellani, Claudia; Gentleman, Wendy; Jonasdottir, Sigrun; Flynn, Kevin J.; Bode, Antonio; Halsband, Claudia; Kuhn, Penelope; Licandro, Priscilla; Agersted, Mette Dalgaard; Calbet, Albert; Lindeque, Penelope; Koppelmann, Rolf; Møller, Eva Friis; Nielsen, Torkel Gissel; St. John, Michael; Gislason, Astthor.

    In: Progress in Oceanography, Vol. 129, No. Part B, 2014, p. 176-199.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  21. Published

    Description of Pyramimonas diskoicola sp. nov. and the importance of the flagellate Pyramimonas (Prasinophyceae) in Greenland sea ice during the winter–spring transition. / Harðardóttir, Sara; Lundholm, Nina; Moestrup, Øjvind; Nielsen, Torkel Gissel.

    In: Polar Biology, Vol. 37, No. 10, 2014, p. 1479-1494.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  22. Published
  23. Published

    Evaluating pyrene toxicity on Arctic key copepod species Calanus hyperboreus. / Nørregaard, Rasmus Dyrmose; Nielsen, Torkel Gissel; Friis Møller, Eva; Strand, Jakob; Espersen, Laila Stougaard Kofoed; Møhl, Malene.

    In: Ecotoxicology, Vol. 23, No. 2, 2014, p. 163-174.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  24. Published
  25. Published

    Functional biology and ecological role of krill in Northern marine ecosystems. / Agersted, Mette Dalgaard; Nielsen, Torkel Gissel (Main supervisor); St. John, Michael (Supervisor).

    Charlottenlund : DTU aqua. National Institute of Aquatic Resources, 2014. 153 p.

    Publication: ResearchPh.D. thesis – Annual report year: 2014

  26. Published

    Genome- and transcriptome-assisted development of nuclear insertion/deletion markers for Calanus species (Copepoda: Calanoida) identification. / Smolina, I.; Kollias, S.; Poortvliet, M.; Nielsen, Torkel Gissel; Lindeque, P.; Castellani, C.; Møller, E.F.; Blanco-Bercial, L.; Hoarau, G.

    In: Molecular Ecology Resources, Vol. 14, No. 5, 2014, p. 1072-1079.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  27. Published

    Importance of deep mixing for initiating the North Atlantic spring bloom. / Riisgaard, Karen; Paulsen, Maria Lund; Thingstad, T. Frede; Nielsen, Torkel Gissel.

    2014. Abstract from ESSAS Annual Science Meeting, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2014

  28. Published

    Krill community composition and grazing biology in a sub-Arctic Greenlandic fjord. / Teglhus, Frederik Wolff; Agersted, Mette Dalgaard; Arendt, Kristine Engel; Nielsen, Torkel Gissel.

    2014. Abstract from ESSAS Annual Science Meeting, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2014

  29. Published

    Krill diversity and population structure along the sub-Arctic Godthåbsfjord, SW Greenland. / Agersted, Mette Dalgaard; Nielsen, Torkel Gissel.

    In: Journal of Plankton Research, Vol. 36, No. 3, 2014, p. 800-815.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  30. Published

    KYSTFISK I. Udviklingen i kystnære fiskebestande. Slutrapport. / Støttrup, Josianne; Lund, Henrik S.; Munk, Peter; Dutz, Jörg; Kindt-Larsen, Lotte; Egekvist, Josefine; Stenberg, Claus; Nielsen, Torkel Gissel.

    Institut for Akvatiske Ressourcer, Danmarks Tekniske Universitet, 2014. 21 p. (DTU Aqua-rapport; No. 281-2014).

    Publication: ResearchReport – Annual report year: 2014

  31. Published

    Live discrimination of Calanus glacialis and C. finmarchicus females: can we trust phenological differences?. / Nielsen, Torkel Gissel; Kjellerup, Sanne; Smolina, Irina; Hoarau, Galice; Lindeque, Penelope.

    In: Marine Biology, Vol. 161, No. 6, 2014, p. 1299-1306.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  32. E-pub ahead of print
  33. Published

    Population dynamics and life history strategies of the dominant copepods in a sub-arctic Greenlandic fjord. / Kjellerup, Sanne; Nielsen, Torkel Gissel.

    2014. Abstract from ESSAS Annual Science Meeting, Copenhagen, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2014

  34. Published

    Stratification-mixing cycles and plankton dynamics in a shallow estuary (Limfjord, Denmark). / Teixeira, Isabel G.; Crespo, Bibiani G.; Nielsen, Torkel Gissel; Figueiras, Francisco G.

    In: Journal of Plankton Research, Vol. 36, No. 2, 2014, p. 475-489.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  35. Published
  36. Published

    The North Atlantic Ocean as habitat for Calanus finmarchicus: environmental factors and life history traits. / Melle, Webjørn; Runge, Jeffrey A.; Head, Erica; Plourde, Stéphane ; Castellani, Claudia; Licandro, Priscilla; Pierson, James; Jonasdottir, Sigrun; Johnson, Catherine; Broms, Cecilie; Debes, Høgni; Falkenhaug, Tone; Gaard, Eilif; Gislason, Astthor ; Heath, Michael R.; Niehoff, Barbara; Nielsen, Torkel Gissel; Pepin, Pierre; Stenevik, Erling Kaare; Chust, Guillem.

    In: Progress in Oceanography, Vol. 129 B, 2014, p. 244-284.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  37. Published

    Toxic diatoms in the Arctic marine food web. / Hardardottir, Sara; Pancic, Marina; Tammilehto, Anna; Krock, B.; Nielsen, Torkel Gissel; Lundholm, Nina.

    2014.

    Publication: ResearchPoster – Annual report year: 2014

  38. Published

    Trophic position of coexisting krill species: a stable isotope approach. / Agersted, Mette Dalgaard; Bode, Antonio; Nielsen, Torkel Gissel.

    In: Marine Ecology Progress Series, Vol. 516, 2014, p. 139-151.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  39. Published

    Trophic role and top-down control of a subarctic protozooplankton community. / Riisgaard, Karen; Swalethorp, Rasmus; Kjellerup, Sanne; Juul-Pedersen, Thomas; Nielsen, Torkel Gissel.

    In: Marine Ecology Progress Series, Vol. 500, 2014, p. 67-82.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  40. Accepted/In press

    Trophic role of Protozooplankton in northern marine ecosystems. / Riisgaard, Karen; Nielsen, Torkel Gissel (Main supervisor); St. John, Michael (Supervisor).

    DTU aqua. National Institute of Aquatic Resources, 2014. 169 p.

    Publication: ResearchPh.D. thesis – Annual report year: 2014

  41. 2013
  42. Published

    Biological oceanography across the Southern Indian Ocean – basinscale trends in the zooplankton community. / Jonasdottir, Sigrun; Nielsen, Torkel Gissel; Borg, Christian Marc Andersen; Møller, Eva Friis; Jakobsen, Hans Henrik; Satapoomin, Suree.

    In: Deep-Sea Research. Part 1: Oceanographic Research Papers, Vol. 75, 2013, p. 16-27.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  43. Published

    Distinct communities of free-living and copepod-associated microorganisms along a salinity gradient in Godthåbsfjord, West Greenland. / Dziallas, Claudia; Grossart, Hans-Peter; Tang, Kam W.; Nielsen, Torkel Gissel.

    In: Arctic, Antarctic, and Alpine Research, Vol. 45, No. 4, 2013, p. 471-480.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  44. Published

    Early development of Calanus hyperboreus nauplii: Response to a changing ocean. / Jung-Madsen, Signe; Nielsen, Torkel Gissel; Grønkjær, Peter; Hansen, Benni Winding; Møller, Eva Friis.

    In: Limnology and Oceanography, Vol. 58, No. 6, 2013, p. 2109-2121.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  45. Published

    Early life of inshore fishes in Greenland : With emphasis on Atlantic cod (Gadus morhua). / Swalethorp, Rasmus; Nielsen, Torkel Gissel (Supervisor); Munk, Peter (Main supervisor).

    Kgs. Lyngby : Technical University of Denmark, 2013. 117 p.

    Publication: ResearchPh.D. thesis – Annual report year: 2013

  46. Published

    Effects of pyrene exposure and temperature on early development of two co-existing Arctic copepods. / Grenvald, Julie Cornelius; Nielsen, Torkel Gissel; Hjorth, Morten .

    In: Ecotoxicology, Vol. 22, 2013, p. 184-198.

    Publication: Research - peer-reviewJournal article – Annual report year: 2012

  47. Published

    Effekt af øget pH på forårsopblomstringen i Arktis. / Riisgaard, Karen; Hansen, Per Juel; Nielsen, Torkel Gissel.

    2013. Poster session presented at 17. Danske havforskermøde, Roskilde, Denmark.

    Publication: ResearchPoster – Annual report year: 2013

  48. Published
  49. Published

    Fødenet udsat for langvarig eksponering af olie ved sub-letale koncentrationer– en overset fare ved Arktis’ olieeventyr. / Espersen, Laila Stougaard Kofoed; Møhl, Malene; Møller, Eva Friis; Nielsen, Torkel Gissel.

    2013. Abstract from 17. Danske havforskermøde, Roskilde, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2013

  50. Published

    Food preferences in Atlantic cod larvae, Gadus morhua, in Godthåbsfjord, Greenlandic waters. / Malanski, Evandro; Swalethorp, Rasmus; Munk, Peter; Nielsen, Torkel Gissel.

    2013. Abstract from 37th Annual Larval Fish Conference, Miami, United States.

    Publication: ResearchConference abstract for conference – Annual report year: 2013

  51. Published

    Forhøjet overlevelse og vækst gennem tidsmæssig og rumlig fordeling af torskeæg og larver fra en arktisk fjordpopulation af atlantisk torsk. / Swalethorp, Rasmus; Munk, Peter; Nielsen, Torkel Gissel.

    2013. Abstract from 17. Danske havforskermøde, Roskilde, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2013

  52. Published

    Klorofyl i arktiske farvande målt med satellit. / Howe, Eva; Høyer, Jacob; Nielsen, Torkel Gissel.

    2013. Abstract from 17. Danske havforskermøde, Roskilde, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2013

  53. Published

    Konkurrerer krill om føden?. / Agersted, Mette Dalgaard; Nielsen, Torkel Gissel.

    2013. Abstract from 17. Danske havforskermøde, Roskilde, Denmark.

    Publication: ResearchConference abstract for conference – Annual report year: 2013

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