Ingeborg Palm Helland
Ingeborg Palm Helland
Norwegian Institute for Nature Research NINA
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Año
The role of winter phenology in shaping the ecology of freshwater fish and their sensitivities to climate change
BJ Shuter, AG Finstad, IP Helland, I Zweimüller, F Hölker
Aquatic Sciences 74 (4), 637-657, 2012
1412012
Ice‐cover effects on competitive interactions between two fish species
IP Helland, AG Finstad, T Forseth, T Hesthagen, O Ugedal
Journal of Animal Ecology 80 (3), 539-547, 2011
962011
Unimodal response of fish yield to dissolved organic carbon
AG Finstad, IP Helland, O Ugedal, T Hesthagen, DO Hessen
Ecology Letters 17 (1), 36-43, 2014
902014
Temperature sensitivity of vertical distributions of zooplankton and planktivorous fish in a stratified lake
IP Helland, J Freyhof, P Kasprzak, T Mehner
Oecologia 151 (2), 322-330, 2007
622007
Temperature‐related nocturnal vertical segregation of coexisting coregonids
T Mehner, S Busch, IP Helland, M Emmrich, J Freyhof
Ecology of Freshwater Fish 19 (3), 408-419, 2010
602010
Hydroacoustic estimates of fish densities in comparison with stratified pelagic trawl sampling in two deep, coregonid-dominated lakes
M Emmrich, IP Helland, S Busch, S Schiller, T Mehner
Fisheries Research 105 (3), 178-186, 2010
422010
Co-existence of a pair of pelagic planktivorous coregonid fishes
IP Helland, C Harrod, J Freyhof, T Mehner
Evolutionary Ecology Research 10 (3), 373-390, 2008
402008
Vannforskriften og fisk–forslag til klassifiseringssystem
OT Sandlund, MA Bergan, Å Brabrand, OH Diserud, HP Fjeldstad, ...
Miljødir. rapport M22-2013, 2013
302013
Nasjonal lakselusovervåkning 2008 på ville bestander av laks, sjøørret og sjørøye langs Norskekysten samt i forbindelse med evaluering av nasjonale laksevassdrag og laksefjorder
PA Bjørn, B Finstad, R Nilsen, I Uglem, L Asplin, Ø Skaala, KK Boxaspen, ...
282009
Statistical and ecological challenges of monitoring parasitic salmon lice infestations in wild salmonid fish stocks
IP Helland, I Uglem, PA Jansen, OH Diserud, PA Bjørn, B Finstad
Aquaculture Environment Interactions 7 (3), 267-280, 2015
272015
Effects of water level regulation in alpine hydropower reservoirs: an ecosystem perspective with a special emphasis on fish
PE Hirsch, AP Eloranta, PA Amundsen, Å Brabrand, J Charmasson, ...
Hydrobiologia 794 (1), 287-301, 2017
222017
Morphological differences between two ecologically similar sympatric fishes
IP Helland, LA Vøllestad, J Freyhof, T Mehner
Journal of Fish Biology 75 (10), 2756-2767, 2009
222009
Hydropower impacts on reservoir fish populations are modified by environmental variation
AP Eloranta, AG Finstad, IP Helland, O Ugedal, M Power
Science of the total environment 618, 313-322, 2018
142018
Community structure influences species’ abundance along environmental gradients
AP Eloranta, IP Helland, OT Sandlund, T Hesthagen, O Ugedal, ...
Journal of Animal Ecology 85 (1), 273-282, 2016
122016
One hundred pressing questions on the future of global fish migration science, conservation, and policy
RJ Lennox, CP Paukert, K Aarestrup, M Auger-Méthé, L Baumgartner, ...
Frontiers in Ecology and Evolution 7, 286, 2019
82019
Ecological commonalities among pelagic fishes: comparison of freshwater ciscoes and marine herring and sprat
T Mehner, S Busch, C Clemmesen, IP Helland, F Hölker, J Ohlberger, ...
Marine biology 159 (11), 2583-2603, 2012
82012
Fiskesamfunnet i Aursunden, Røros kommune
SI Johnsen, OT Sandlund, JG Dokk, J Museth, S Rognerud, KØ Gjelland, ...
Norsk institutt for naturforskning, 2012
72012
Hva avgjør lakselusinfeksjon hos vill laksefisk? Statistisk bearbeiding av data fra nasjonal lakselusovervåking, 2004-2010
IP Helland, B Finstad, I Uglem, OH Diserud, A Foldvik, FO Hanssen, ...
NINA rapport, 2012
42012
Bruk av eldre fiskedata i arbeidet med Vanndirektivet: Et pragmatisk forslag
AOT Sandlund, Å Brabrand, O Diserud, IP Helland, T Hesthagen, ...
VANN 3, 296-312, 2011
42011
Standardiserte ørretfangster som hjelpemiddel for å vurdere økologiske effekter av vannstandsreguleringer
IP Helland, O Ugedal, AG Finstad, OT Sandlund
NINA rapport, 2010
32010
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Artículos 1–20