Roar Kristoffersen

Parallel evolution of ecomorphological traits in the European whitefish<i>Coregonus lavaretus</i>(L.) species complex during postglacial times

Kjartan Østbye, Per‐Arne Amundsen, Louis Bernatchez et al. · Molecular Ecology · 2006 · 243 citations

Salmon lice infection of wild sea trout and Arctic char in marine and freshwaters: the effects of salmon farms

P. A. Bjørn, Bengt Finstad, Roar Kristoffersen · Aquaculture Research · 2001 · 178 citations

Salmon Lice Infection, Fishery Science, Aquaculture +14

AGGREGATION OF HELMINTHS: THE ROLE OF FEEDING BEHAVIOR OF FISH HOSTS

Rune Knudsen, Mark A. Curtis, Roar Kristoffersen · Journal of Parasitology · 2004 · 79 citations

Takvatn Through 20 Years: Long-term Effects of an Experimental Mass Removal of Arctic Charr, Salvelinus Alpinus, From a Subarctic Lake

Anders Klemetsen, Per‐Arne Amundsen, P. E. Grotnes et al. · Environmental Biology of Fishes · 2002 · 70 citations

Fishery Science, Arctic Charr, Freshwater Ecosystem +3

New parasites and predators follow the introduction of two fish species to a subarctic lake: implications for food-web structure and functioning

Per‐Arne Amundsen, Kevin D. Lafferty, Rune Knudsen et al. · Oecologia · 2012 · 64 citations · Full text

Biology, Introduced Species, Trophic Impact +10