Science Nordic: Sea urchin grazing of kelp may worsen negative effects of oil spill in the Arctic

Heavy sea urchin grazing of kelp forests along the coast of Northern Norway has worried fishermen, researchers and others for decades. Together with the increased oil activity in Arctic waters, sea urchin grazing poses an additional hazard: will an oil spill in an area already overgrazed by sea urchins mean the end of the intertidal communities as we know them?

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