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P. Amundsen · SciRah

Researcher profile · Semantic Scholar

P. Amundsen

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P. Amundsen — researcher profile on SciRah

h-index: 52
Works: 216
Citations: 11K

Most-cited papers

Feeding studies take guts - critical review and recommendations of methods for stomach contents analysis in fish.
P. Amundsen, J. Sánchez-Hernández
2019Journal of Fish Biology217 citations Open access
Semantic Scholar
Causes and consequences of ontogenetic dietary shifts: a global synthesis using fish models
J. Sánchez-Hernández, A. D. Nunn, C. Adams, P. Amundsen
2018Biological Reviews of The Cambridge Philosophical Society198 citations Open access
Semantic Scholar
Parasitism and the Biodiversity-Functioning Relationship.
A. Frainer, B. Mckie, P. Amundsen, R. Knudsen +1 more
2018Trends in Ecology & Evolution127 citations Open access
Semantic Scholar
A way forward with eco evo devo: an extended theory of resource polymorphism with postglacial fishes as model systems
S. Skúlason, K. Parsons, R. Svanbäck, K. Räsänen +18 more
2019Biological Reviews of The Cambridge Philosophical Society124 citations Open access
Semantic Scholar
Molecular analyses reveal high species diversity of trematodes in a sub-Arctic lake.
M. Soldánová, Simona Georgieva, J. Roháčová, R. Knudsen +9 more
2017International Journal of Parasitology101 citations Open access
Semantic Scholar
Lake size and fish diversity determine resource use and trophic position of a top predator in high-latitude lakes
A. Eloranta, K. Kahilainen, P. Amundsen, R. Knudsen +2 more
2015Ecology and Evolution88 citations Open access
Semantic Scholar
From clear lakes to murky waters - tracing the functional response of high-latitude lake communities to concurrent 'greening' and 'browning'.
B. Hayden, C. Harrod, S. Thomas, A. Eloranta +6 more
2019Ecology Letters72 citations Open access
Semantic Scholar
Morphological divergence between three Arctic charr morphs – the significance of the deep-water environment
S. Skoglund, A. Siwertsson, P. Amundsen, R. Knudsen
2015Ecology and Evolution71 citations Open access
Semantic Scholar
Polyunsaturated fatty acids in fishes increase with total lipids irrespective of feeding sources and trophic position
M. Kainz, Hannes H. Hager, S. Rasconi, K. Kahilainen +2 more
201759 citations Open access
Semantic Scholar
Food-web structure and mercury dynamics in a large subarctic lake following multiple species introductions.
S. Thomas, M. Kiljunen, T. Malinen, A. Eloranta +3 more
201656 citations
Semantic Scholar
Effects of water level regulation in alpine hydropower reservoirs: an ecosystem perspective with a special emphasis on fish
P. Hirsch, A. Eloranta, P. Amundsen, Å. Brabrand +9 more
2017Hydrobiologia55 citations Open access
Semantic Scholar
Community structure affects trophic ontogeny in a predatory fish
J. Sánchez-Hernández, A. Eloranta, A. Finstad, P. Amundsen
2016Ecology and Evolution52 citations Open access
Semantic Scholar
Beyond ecological opportunity: Prey diversity rather than abundance shapes predator niche variation
J. Sánchez-Hernández, A. Finstad, J. V. Arnekleiv, Gaute Kjærstad +1 more
2020Freshwater Biology51 citations Open access
Semantic Scholar
Food Web Topology in High Mountain Lakes
J. Sánchez-Hernández, F. Cobo, P. Amundsen
2015PLoS ONE41 citations Open access
Semantic Scholar
The effect of inter‐ and intraspecific competition on individual and population niche widths: a four‐decade study on two interacting salmonids
S. Prati, E. Henriksen, A. Smalås, R. Knudsen +3 more
2021Oikos38 citations Open access
Semantic Scholar
Diversifying selection drives parallel evolution of gill raker number and body size along the speciation continuum of European whitefish
Katja Häkli, K. Østbye, K. Kahilainen, P. Amundsen +1 more
2018Ecology and Evolution38 citations Open access
Semantic Scholar
Prey diversity as a driver of resource partitioning between river‐dwelling fish species
J. Sánchez-Hernández, H. Gabler, P. Amundsen
2017Ecology and Evolution38 citations Open access
Semantic Scholar
Seasonal dietary shift to zooplankton influences stable isotope ratios and total mercury concentrations in Arctic charr (Salvelinus alpinus (L.))
K. Kahilainen, S. Thomas, O. Keva, B. Hayden +6 more
2016Hydrobiologia33 citations
Semantic Scholar
The trade‐off between fecundity and egg size in a polymorphic population of Arctic charr (Salvelinus alpinus (L.)) in Skogsfjordvatn, subarctic Norway
A. Smalås, P. Amundsen, R. Knudsen
2017Ecology and Evolution32 citations Open access
Semantic Scholar
Genetic changes caused by restocking and hydroelectric dams in demographically bottlenecked brown trout in a transnational subarctic riverine system
C. Klütsch, S. Maduna, N. Polikarpova, Kristin Forfang +5 more
2019Ecology and Evolution31 citations Open access
Semantic Scholar
Allometric trajectories of body and head morphology in three sympatric Arctic charr (Salvelinus alpinus (L.)) morphs
M. Simonsen, A. Siwertsson, C. Adams, P. Amundsen +2 more
2017Ecology and Evolution31 citations Open access
Semantic Scholar
Improved Environmental Status: 50 Years of Declining Fish Mercury Levels in Boreal and Subarctic Fennoscandia.
H. F. V. Braaten, S. Åkerblom, K. Kahilainen, M. Rask +11 more
2019Environmental Science and Technology30 citations Open access
Semantic Scholar
Long‐term ecological studies in northern lakes—challenges, experiences, and accomplishments
P. Amundsen, R. Primicerio, A. Smalås, E. Henriksen +3 more
2018Limnology and Oceanography30 citations Open access
Semantic Scholar
Ontogenetic dynamics of infection with Diphyllobothrium spp. cestodes in sympatric Arctic charr Salvelinus alpinus (L.) and brown trout Salmo trutta L.
E. Henriksen, R. Knudsen, R. Kristoffersen, A. Kuris +3 more
2016Hydrobiologia28 citations Open access
Semantic Scholar
Divergence and parallelism of parasite infections in Arctic charr morphs from deep and shallow lake habitats
A. Siwertsson, B. Refsnes, A. Frainer, P. Amundsen +1 more
2016Hydrobiologia27 citations
Semantic Scholar
Trophic ecology of brown trout (Salmo trutta L.) in subarctic lakes
J. Sánchez-Hernández, P. Amundsen
201527 citations Open access
Semantic Scholar
Ecosystem type shapes trophic position and omnivory in fishes
J. Sánchez-Hernández, P. Amundsen
2018Fish and Fisheries25 citations Open access
Semantic Scholar
Resource Partitioning in Food, Space and Time between Arctic Charr (Salvelinus alpinus), Brown Trout (Salmo trutta) and European Whitefish (Coregonus lavaretus) at the Southern Edge of Their Continuous Coexistence
Hallvard Jensen, M. Kiljunen, R. Knudsen, P. Amundsen
2017PLoS ONE23 citations Open access
Semantic Scholar
Parallel evolution of profundal Arctic charr morphs in two contrasting fish communities
R. Knudsen, P. Amundsen, A. Eloranta, B. Hayden +2 more
2016Hydrobiologia23 citations
Semantic Scholar
Circumpolar patterns of Arctic freshwater fish biodiversity: A baseline for monitoring
Sarah M. Laske, P. Amundsen, K. Christoffersen, J. Erkinaro +15 more
2019Freshwater Biology22 citations Open access
Semantic Scholar
Water level regulation affects niche use of a lake top predator, Arctic charr (Salvelinus alpinus)
A. Eloranta, J. Sánchez-Hernández, P. Amundsen, S. Skoglund +3 more
201721 citations
Semantic Scholar
Contrasting patterns in trophic niche evolution of polymorphic Arctic charr populations in two subarctic Norwegian lakes
Paolo Moccetti, A. Siwertsson, Runar Kjær, P. Amundsen +4 more
2019Hydrobiologia20 citations Open access
Semantic Scholar
Effects of fish species composition on Diphyllobothrium spp. infections in brown trout - is three-spined stickleback a key species?
Jesper A. Kuhn, A. Frainer, R. Knudsen, R. Kristoffersen +1 more
2016Journal of Fish Diseases20 citations Open access
Semantic Scholar
Cercarial behaviour alters the consumer functional response of three-spined sticklebacks.
A. Born-Torrijos, R. Paterson, G. V. van Beest, T. Vyhlídalová +5 more
2021Journal of Animal Ecology19 citations Open access
Semantic Scholar
Food resource partitioning between stream-dwelling Arctic charr Salvelinus alpinus (L.), Atlantic salmon Salmo salar L. and alpine bullhead Cottus poecilopus Heckel, 1836: an example of water column segregation
J. Sánchez-Hernández, H. Gabler, P. Amundsen
2016Hydrobiologia19 citations
Semantic Scholar
A specialised cannibalistic Arctic charr morph in the piscivore guild of a subarctic lake
R. Knudsen, K. Gjelland, A. Eloranta, B. Hayden +3 more
2016Hydrobiologia19 citations
Semantic Scholar
Exploring temporal patterns in fish feeding ecology: Are ontogenetic dietary shifts stable over time?
J. Sánchez-Hernández, S. Prati, E. Henriksen, A. Smalås +3 more
2022Reviews in Fish Biology and Fisheries18 citations Open access
Semantic Scholar
Ecological Drivers of Mercury Bioaccumulation in Fish of a Subarctic Watercourse
P. Amundsen, Matilda Henriksson, A. Poste, S. Prati +1 more
2023Environmental Toxicology and Chemistry16 citations Open access
Semantic Scholar
Seasonal dietary shifts enhance parasite transmission to lake salmonids during ice cover
S. Prati, E. Henriksen, R. Knudsen, P. Amundsen
2020Ecology and Evolution16 citations Open access
Semantic Scholar
Temporal changes and between-host variation in the intestinal parasite community of Arctic charr in a subarctic lake
Jesper A. Kuhn, R. Knudsen, R. Kristoffersen, R. Primicerio +1 more
2016Hydrobiologia16 citations Open access
Semantic Scholar
Increased importance of cool‐water fish at high latitudes emerges from individual‐level responses to warming
A. Smalås, R. Primicerio, K. Kahilainen, P. Terentyev +3 more
2023Ecology and Evolution15 citations Open access
Semantic Scholar
Ectoparasites population dynamics are affected by host body size but not host density or water temperature in a 32‐year long time series
E. Henriksen, A. Frainer, R. Poulin, R. Knudsen +1 more
2022Oikos15 citations Open access
Semantic Scholar
Temperature does not influence functional response of amphipods consuming different trematode prey
A. Born-Torrijos, R. Paterson, G. V. van Beest, J. Schwelm +6 more
2020Parasitology Research15 citations Open access
Semantic Scholar
Genetic consequences of allopatric and sympatric divergence in Arctic charr (Salvelinus alpinus (L.)) from Fjellfrøsvatn as inferred by microsatellite markers
K. Præbel, M. Couton, R. Knudsen, P. Amundsen
2016Hydrobiologia15 citations
Semantic Scholar
Climate warming is predicted to enhance the negative effects of harvesting on high‐latitude lake fish
A. Smalås, J. Strøm, P. Amundsen, U. Dieckmann +1 more
2019Journal of Applied Ecology14 citations Open access
Semantic Scholar
Fish culling reduces tapeworm burden in Arctic charr by increasing parasite mortality rather than by reducing density‐dependent transmission
E. Henriksen, A. Frainer, R. Knudsen, R. Kristoffersen +3 more
2019Journal of Applied Ecology14 citations Open access
Semantic Scholar
Species interactions, environmental gradients and body size shape population niche width.
A. Eloranta, A. Finstad, O. Sandlund, R. Knudsen +2 more
2021Journal of Animal Ecology13 citations Open access
Semantic Scholar
Contrasting associations between breeding coloration and parasitism of male Arctic charr relate to parasite species and life cycle stage
I. B. Johansen, E. Henriksen, J. Shaw, I. Mayer +2 more
2019Scientific Reports13 citations Open access
Semantic Scholar
Resource polymorphism in European whitefish: Analysis of fatty acid profiles provides more detailed evidence than traditional methods alone
S. Thomas, M. Kainz, P. Amundsen, B. Hayden +2 more
2019PLoS ONE13 citations Open access
Semantic Scholar
Three-spined stickleback Gasterosteus aculeatus, as a possible paratenic host for salmonid nematodes in a subarctic lake
P. Braicovich, Jesper A. Kuhn, P. Amundsen, D. Marcogliese
2016Parasitology Research13 citations Open access
Semantic Scholar

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