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Primary production and the relevance of small autotrophic and heterotrophic cells in marine arctic ecosystems
(Doctoral thesis; Doktorgradsavhandling, 2011-12-02)
The Arctic is one of the least studied regions in the world and large changes in marine ecosystem dynamic are expected here because of the increasing air and ocean temperature. The central Arctic Ocean has for a long time been considered as a very low productive ecosystem, but recent estimates of primary production gives relatively high values. The shelves surrounding the Arctic Ocean are highly ...