Publications in CRIStin


  • Simonsen, Marianne; Siwertsson, Anna; Adams, Colin Ean; Amundsen, Per-Arne; Præbel, Kim; Knudsen, Rune. Allometric trajectories of body and head morphology in three sympatric Arctic charr (Salvelinus alpinus (L.)) morphs. Ecology and Evolution 2017; Volum 7 (18). ISSN 2045-7758.s 7277 - 7289.s doi: 10.1002/ece3.3224.

  • Soldánová, Miroslava; Georgieva, Simona; Roháčová, Jana; Knudsen, Rune; Kuhn, Jesper Andreas; Henriksen, Eirik Haugstvedt; Siwertsson, Anna; Shaw, Jenny C.; Kuris, Armand M.; Amundsen, Per-Arne; Scholz, Tomas; Lafferty, Kevin D.; Kostadinova, Aneta. Molecular analyses reveal high species diversity of trematodes in a sub-Arctic lake. International Journal for Parasitology: Parasites and Wildlife 2017; Volum 47 (6). ISSN 2213-2244.s 327 - 345.s doi: 10.1016/j.ijpara.2016.12.008.

  • Frainer, André; Johansen, Kristin M. Sommerseth; Siwertsson, Anna; Mousavi, Seyed Ali; Brittain, John Edward; Klemetsen, Anders; Knudsen, Rune; Amundsen, Per-Arne. Variation in benthic invertebrate functional trait diversity and composition across depths and seasons in a subarctic lake. Fundamental and Applied Limnology 2016; Volum 188 (2). ISSN 1863-9135.s 103 - 112.s doi: 10.1127/fal/2016/0839.

  • Saltykova, Elena; Siwertsson, Anna; Knudsen, Rune. Parallel phenotypic evolution of skull-bone structures and head measurements of Arctic charr morphs in two subarctic lakes. Environmental Biology of Fishes 2016; Volum 100 (2). ISSN 0378-1909.s 137 - 148.s doi: 10.1007/s10641-016-0564-z.

  • Siwertsson, Anna; Refsnes, Birgitte; Frainer, André; Amundsen, Per-Arne; Knudsen, Rune. Divergence and parallelism of parasite infections in Arctic charr morphs from deep and shallow lake habitats. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 131 - 143.s doi: 10.1007/s10750-015-2563-z.

  • Knudsen, Rune; Gjelland, Karl Øystein; Eloranta, Antti; Hayden, Brian; Siwertsson, Anna; Amundsen, Per-Arne; Klemetsen, Anders. A specialised cannibalistic Arctic charr morph in the piscivore guild of a subarctic lake. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 65 - 78.s doi: 10.1007/s10750-015-2601-x.

  • Knudsen, Rune; Amundsen, Per-Arne; Eloranta, Antti; Hayden, Brian; Siwertsson, Anna; Klemetsen, Anders. Parallel evolution of profundal Arctic charr morphs in two contrasting fish communities. Hydrobiologia 2016; Volum 783. ISSN 0018-8158.s 239 - 248.s doi: 10.1007/s10750-016-2647-4.

  • Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kristoffersen, Roar; Kuris, Armand M.; Lafferty, Kevin D.; Siwertsson, Anna; Amundsen, Per-Arne. Ontogenetic dynamics of infection with Diphyllobothrium spp. cestodes in sympatric Arctic charr Salvelinus alpinus (L.) and brown trout Salmo trutta L.. Hydrobiologia 2015; Volum 783. ISSN 0018-8158.s 37 - 46.s doi: 10.1007/s10750-015-2589-2.

  • Skoglund, Sigrid Østrem; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Morphological divergence between three Arctic charr morphs - the significance of the deep-water environment. Ecology and Evolution 2015; Volum 5 (15). ISSN 2045-7758.s 3114 - 3129.s doi: 10.1002/ece3.1573.

  • Knudsen, Rune; Siwertsson, Anna; Adams, Colin Ean; Newton, Jason; Amundsen, Per-Arne. Similar patterns of individual niche use are revealed by different time-integrated trophic tracers (stable isotopes and parasites). Ecology of Freshwater Fish 2014; Volum 23 (2). ISSN 0906-6691.s 259 - 268.s doi: 10.1111/eff.12074.

  • Præbel, Kim; Westgaard, Jon-Ivar; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik. A diagnostic tool for efficient analysis of the population structure, hybridization and conservation status of European whitefish (Coregonus lavaretus (L.)) and vendace (C-albula (L.)). Advances in Limnology 2013; Volum 64. ISSN 0071-1128.s 247 - 255.s doi: 10.1127/1612-166X/2013/0064-0026.

  • Præbel, Kim; Knudsen, Rune; Siwertsson, Anna; Karhunen, Markku; Kahilainen, Kimmo K.; Ovaskainen, Otso; Østbye, Kjartan; Peruzzi, Stefano; Fevolden, Svein-Erik; Amundsen, Per-Arne. Ecological speciation in postglacial European whitefish: rapid adaptive radiations into the littoral, pelagic, and profundal lake habitats. (fulltekst) Ecology and Evolution 2013; Volum 3 (15). ISSN 2045-7758.s 4970 - 4986.s doi: 10.1002/ece3.867.

  • Siwertsson, Anna; Knudsen, Rune; Adams, Colin Ean; Præbel, Kim; Amundsen, Per-Arne. Parallel and non-parallel morphological divergence among foraging specialists in European whitefish (Coregonus lavaretus). Ecology and Evolution 2013; Volum 3 (6). ISSN 2045-7758.s 1590 - 1602.s doi: 10.1002/ece3.562.

  • Siwertsson, Anna; Knudsen, Rune; Præbel, Kim; Adams, Colin Ean; Newton, Jason; Amundsen, Per-Arne. Discrete foraging niches promote ecological, phenotypic, and genetic divergence in sympatric whitefish (Coregonus lavaretus). Evolutionary Ecology 2013; Volum 27 (3). ISSN 0269-7653.s 547 - 564.s doi: 10.1007/s10682-012-9607-x.

  • Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Temporal stability in gill raker numbers of subarctic European whitefi sh populations. Advances in Limnology 2012; Volum 63. ISSN 0071-1128.s 229 - 240.s doi: 10.1127/advlim/63/2012/229.

  • Knudsen, Rune; Siwertsson, Anna; Adams, Colin Ean; Garduño-Paz, Monica; Newton, Jason; Amundsen, Per-Arne. Temporal stability of niche use exposes sympatric Arctic charr to alternative selection pressures. Evolutionary Ecology 2011; Volum 25 (3). ISSN 0269-7653.s 589 - 604.s doi: 10.1007/s10682-010-9451-9.

  • Eloranta, Antti; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Dietary plasticity of Arctic charr (Salvelinus alpinus) facilitates coexistence with competitively superior European whitefish (Coregonus lavaretus). Ecology of Freshwater Fish 2011; Volum 20 (4). ISSN 0906-6691.s 558 - 568.s doi: 10.1111/j.1600-0633.2011.00504.x.

  • Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo; Præbel, Kim; Primicerio, Raul; Amundsen, Per-Arne. Sympatric diversification as influenced by ecological opportunity and historical contingency in a young species lineage of whitefish. Evolutionary Ecology Research 2011; Volum 12 (8). ISSN 1522-0613.s 929 - 947.

  • Kahilainen, Kimmo; Siwertsson, Anna; Gjelland, Karl Øystein; Knudsen, Rune; Amundsen, Per-Arne; Bøhn, Thomas. The role of gill raker number variability in adaptive radiation of coregonid fish. Evolutionary Ecology 2011; Volum 25 (3). ISSN 0269-7653.s 573 - 588.s doi: 10.1007/s10682-010-9411-4.

  • Amundsen, Per-Arne; Siwertsson, Anna; Primicerio, Raul; Bøhn, Thomas. Long-term responses of zooplankton to invasion by a planktivorous fish in a subarctic watercourse. Freshwater Biology 2009; Volum 54. ISSN 0046-5070.s 24 - 34.s doi: 10.1111/j.1365-2427.2008.02088.x.

  • Lafferty, Kevin D.; Siwertsson, Anna; Kuhn, Jesper A.; Kuris, Armand M.; Shaw, Jenny C.; Soldánová, Miroslava; Knudsen, Rune; Klemetsen, Anders; Amundsen, Per-Arne. Parasites permeate a subarctic lake food web. ASLO 2017 2017-02-27 - 2017-03-03 2017.

  • Knudsen, Rune; Refsnes, Birgitte; Siwertsson, Anna; Frainer, Andre Barbosa; Amundsen, Per-Arne. Parallelism in parasite infections in two polymorphic Arctic charr populations in subarctic Norway. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Simonsen, Marianne; Siwertsson, Anna; Amundsen, Per-Arne; Adams, Colin Ean; Knudsen, Rune. Lake factors promoting polymorphism in Arctic charr (Salvelinus alpinus). Open research day (fagdag) UiT 2015-11-19 - 2015-11-19 2015.

  • Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Kuhn, Jesper Andreas; Klemetsen, Anders; Kuris, Armand; Lafferty, Kevin; Shaw, Jenny. Towards a holistic view of a lake food web - the importance of including benthic habitats and parasites. Research open Day (instituttseminar) 2015-11-19 - 2015-11-19 2015.

  • Amundsen, Per-Arne; Smalås, Aslak; Knudsen, Rune; Kristoffersen, Roar; Siwertsson, Anna; Klemetsen, Anders. Takvatnprosjektet - Forskning og kultivering av en overbefolka røyeberstand. (fulltekst) 2015.

  • Amundsen, Per-Arne; Kuhn, Jesper Andreas; Siwertsson, Anna; Knudsen, Rune; Kristoffersen, Roar. Økologi og forvaltning av fiskevatn – Takvatnprosjektet og resultater fra undersøkelser i seks innsjøer i Hamarøy-området. Folkemøte 2015-06-05 - 2015-06-05 2015.

  • Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders; Kuhn, Jesper Andreas; Kuris, Armand; Lafferty, Kevin; Shaw, Jenny. Towards a holistic view of a lake food web - the importance of including benthic habitats and parasites. Aquatic Biodiversity and Ecosystems Conference - Evolution, interaction and global change 2015-08-30 - 2015-09-04 2015.

  • Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders; Kuhn, Jesper Andreas; Kuris, Armand; Lafferty, Kevin; Shaw, Jenny. Food web structure in a subarctic lake. Invited guest lecture 2015-05-07 - 2015-05-07 2015.

  • Henriksen, Eirik Haugstvedt; Knudsen, Rune; Kristoffersen, Roar; Kuris, Armand M; Lafferty, Kevin D.; Siwertsson, Anna; Amundsen, Per-Arne. Ontogenetic dynamics of Diphyllobothrium infections in sympatric Arctic charr and brown trout. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Structure of diet specialization in Arctic charr using a network approach. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Simonsen, Marianne; Adams, Colin Ean; Siwertsson, Anna; Amundsen, Per-Arne; Knudsen, Rune. Ontogenetic trajectories of body and head morphology in three sympatric Arctic charr (Salvelinus alpinus) morphs. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Knudsen, Rune; Siwertsson, Anna; Eloranta, Antti; Frainer, Andre Barbosa; Amundsen, Per-Arne; Klemetsen, Anders. Evolutionary and ecosystem consequences of a piscivore profundal morph of Arctic charr. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Klemetsen, Anders; Amundsen, Per-Arne; Siwertsson, Anna; Eloranta, Antti; Hayden, Brian; Knudsen, Rune. Parallel evolution of profundal Arctic charr niches in two contrasting fish communities. The 8th International Charr Symposium 2015-06-15 - 2015-06-18 2015.

  • Knudsen, Rune; Siwertsson, Anna; Amundsen, Per-Arne; Præbel, Kim; Klemetsen, Anders. Incipient speciation and ecosystem dynamics in subarctic lakes. Invited guest lecture 2014-02-13 - 2014-02-13 2014.

  • Siwertsson, Anna. Evolusjon og artsdannelse i nord-norske innsjøer. Rekruteringsdag ved BFE fakultetet 2014-10-06 - 2014-10-07 2014.

  • Siwertsson, Anna; Knudsen, Rune; Kristoffersen, Roar; Klemetsen, Anders; Amundsen, Per-Arne. The role of parasites in food-web topology and dynamics of subarctic lakes – background and current status. Seminar at UC Santa Barbara 2014-02-03 - 2014-02-03 2014.

  • Knudsen, Rune; Siwertsson, Anna; Klemetsen, Anders; Kristoffersen, Roar; Amundsen, Per-Arne. The role of parasites in food-web of subarctic lakes. Invited guest lecture 2014-05-05 - 2014-05-05 2014.

  • Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Bhat, Shripathi; Klemetsen, Anders. Ecological speciation in subarctic whitefish and Arctic charr. CEES Seminar 2013-04-10 - 2013-04-10 2013.

  • Simonsen, Marianne; Adams, Colin Ean; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune. Trophic morphology and ontogenetic differences in three sympatric Arctic charr (Salvelinus alpinus) morphs in Lake Skogsfjordvatn. Research open day 2013-11-19 - 2013-11-19 2013.

  • Simonsen, Marianne; Skoglund, Sigrid Østrem; Adams, Colin Ean; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune. Trophic morphology and ontogenetic differences in three sympatric Arctic charr (Salvelinus alpinus) morphs in Lake Skogsfjordvatn. Speciation 2013 2013-05-27 - 2013-05-29 2013.

  • Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Bhat, Shripathi; Kahilainen, Kimmo K.. Incipient ecological speciation in subarctic whitefish. Workshop on patterns and processes of intraspecific divergence and their relevance to aquatic biological diversity 2013-02-25 - 2013-02-27 2013.

  • Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Amundsen, Per-Arne. Incipient speciation in subarctic Scandinavia. Gjesteforelesning 2013-10-04 - 2013-10-04 2013.

  • Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Bath, Shriphati; Klemetsen, Anders; Amundsen, Per-Arne. Incipient ecological speciation in northern salmonids. Foredrag 2012-02-02 - 2012-02-02 2012.

  • Siwertsson, Anna. Diversity along a speciation continuum - Ecology and morphology of northern European whitefish (Coregonus lavaretus). (fulltekst) 2012 ISBN 9788282660396.

  • Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne; Præbel, Kim; Fevolden, Svein-Erik. Diversity of whitefish populations in northern Fennoscandia. Research Open Day (instituttseminar) 2012-11-21 - 2012-11-21 2012.

  • Knudsen, Rune; Skoglund, Sigrid Østrem; Smalås, Aslak; Præbel, Kim; Siwertsson, Anna; Amundsen, Per-Arne. Early speciation into dark side of life. Instituttseminar 2012-11-21 - 2012-11-21 2012.

  • Siwertsson, Anna. Evolusjon og artsdannelse i nord-norske innsjøer. Rekruteringsdag ved BFE fakultetet 2012-10-18 - 2012-10-19 2012.

  • Siwertsson, Anna. Evolusjon og artsdannelse i nord-norske innsjøer. Rekruteringsdag på BFE fakultetet 2011-10-17 - 2011-10-18 2011.

  • Præbel, Kim; Westgaard, Jon-Ivar; Amundsen, Per-Arne; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik. A diagnostic tool for efficient genetic analysis of population structure in coregonids. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.

  • Østbye, Kjartan; Præbel, Kim; Knudsen, Rune; Siwertsson, Anna; Amundsen, Per-Arne. Adaptive niche proliferation of polymorphic whitefish along the Kautokeino riversystem in northern Norway. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.

  • Præbel, Kim; Østbye, Kjartan; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Fevolden, Svein-Erik; Amundsen, Per-Arne. Parallel post-glacial re-colonisation of European whitefish morphs in northern Fennoscandia. 11th International symposium on the biology and management of coregonid fishes 2011-09-26 - 2011-09-30 2011.

  • Knudsen, Rune; Siwertsson, Anna; Præbel, Kim; Amundsen, Per-Arne. Incipient speciation of whitefish and Arctic charr. Student exchange seminar 2011-08-25 - 2011.

  • Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Klemetsen, Anders. Incipient ecological speciation in subarctic salmonids. Guest Lecture - UC Santa Barbara 2011-06-27 - 2011.

  • Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Klemetsen, Anders. Polymorphism and ecological speciation in freshwater fish. Guest Lecture- NOAA Fisheries 2011-04-08 - 2011.

  • Amundsen, Per-Arne; Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Klemetsen, Anders. Polymorphism and ecological speciation in European whitefish and Arctic charr. Guest Lecture - Oregon State University 2011-03-29 - 2011.

  • Præbel, Kim; Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Incipient speciation through ecological divergence in subarctic European whitefish populations. EV-Seminars, IFM-Geomar 2011-02-16 - 2011-02-16 2011.

  • Eloranta, Antti; Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Jones, Roger I.; Præbel, Kim; Amundsen, Per-Arne. RESOURCE PARTITIONING BETWEEN ARCTIC CHARR, WHITEFISH AND GRAYLING ALONG ALTITUDE GRADIENT OF SUBARCTIC LAKES. ASLO MEETING 2010-06-06 - 2010-06-11 2010.

  • Siwertsson, Anna. Incipient ecological speciation in subarctic whitefish populations. Seminar at the University of Texas at Austin 2010-02-22 - 2010.

  • Siwertsson, Anna. Evolutionary consequences of niche subdivision - Niche partitioning beyond the limnetic-benthic dichotomy. Speciation workshop 2010-11-19 - 2010-11-20 2010.

  • Præbel, Kim; Siwertsson, Anna; Knudsen, Rune; Fevolden, Svein-Erik; Amundsen, Per-Arne. Incipient speciation through ecological divergence in subarctic whitefish populations. Seminar at CEES 2010-11-22 - 2010-11-22 2010.

  • Knudsen, Rune; Præbel, Kim; Siwertsson, Anna; Kahilainen, Kimmo K.; Fevolden, Svein-Erik; Amundsen, Per-Arne. Ongoing ecological speciation in Fennoscandian whitefish?. First European Conference on Speciation Research 2010-12-12 - 2010-12-15 2010.

  • Knudsen, Rune; Amundsen, Per-Arne; Siwertsson, Anna; Præbel, Kim. Resource polymorphism and incipient speciation in Arctic charr (Salvelinus alpinus) from a subarctic lake. Woorkshop in limnology/freshwater ecology 2010-05-05 - 2010-05-07 2010.

  • Knudsen, Rune; Siwertsson, Anna; Præbel, Kim; Amundsen, Per-Arne. Incipient speciation and adaptive radiation in fishes from northern Scandinavia. Seminar in fish polymorphism & ecology 2010-11-11 - 2010-11-12 2010.

  • Kahilainen, Kimmo K.; Siwertsson, Anna; Gjelland, Karl øystein; Knudsen, Rune; Bøhn, Thomas; Amundsen, Per-Arne. Significance of gill rakers in Coregonus radiation. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.

  • Knudsen, Rune; Siwertsson, Anna; Primicerio, Raul; Amundsen, Per-Arne; Adams, Colin Ean; Klemetsen, Anders. High inter-individual temporal consitency of narrow niches - an early step in the speciation process?. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.

  • Siwertsson, Anna; Knudsen, Rune; Kahilainen, Kimmo K.; Præbel, Kim; Amundsen, Per-Arne. Variable patterns of phenotypic diversification within whitefish (Coregounus lavaretus) populations in northern Scandinavia. Evolutionary Ecology of Fishes: Diversification, Adaptation and Speciation 2009-11-23 - 2009-11-25 2009.

  • Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Stability of Gill Raker Numbers through Time in Subarctic Whitefish (Coregonus lavaretus (L.))Polulations. Tenth International Symposium on the Biology and Management of Coregonid Fishes 2008-08-24 - 2008-08-29 2008.

  • Siwertsson, Anna; Knudsen, Rune; Amundsen, Per-Arne. Incipient ecological speciation in subarctic whitefish populations – a starting project. Graduate-meeting of the specialized section “Ecology” of the German Zoological Society. “The ecology of specialized individuals in populations: prerequisites – constraints – development – relevance” 2008-03-07 - 2008-03-09 2008.

  • Knudsen, Rune; Siwertsson, Anna; Amundsen, Per-Arne. Darwins fisker? Spennende evolusjon hos røye og sik. Ottar 2008; Volum 273 (5). ISSN 0030-6703.s 22 - 29.

  • Amundsen, Per-Arne; Gjelland, Karl øystein; Siwertsson, Anna; Lien, Cesilie; DalsbØ, laina h; Jensen, Hallvard. Invasjon av lagesild i Pasvikvassdraget. Ottar 2008; Volum 273 (5). ISSN 0030-6703.s 30 - 37.

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