Development of the fisheries, and occurrence of new species in

Svalbard watersKristin Heggland, Harald Gjøsæter, Odd Nakken, Ole Arve Misund,

Jørgen Berge, Ole Jørgen Lønne

Arctic Change 2014

Modified after Vinje 2001, Falk-Petersen et al. 2008

Bear Island

All fish in the Svalbard zoneTemperature: 5 yr running mean, Kola section

CodHaddock

Herring

Northeast Arctic codHaddockNorthern prawnGreenland halibutSaitheLingTuskWolffishesRedfishesHalibutHerring

Average winter temperature

Average winter temperature before 2006

Average winter temperature after 2006

Berge et al. In press

Summary

• Large temperature variations• Large variation in landings of fish from the

Svalbard area• There is a link between the two

• One large and one small scale story - Different mechanisms- Larger ecological effect inside the fjords?

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