Marine experts in Norway have been left baffled by the appearance of of a strange purple slime which is coating 'millions of cubic metres' of the Lyngen Fjord, east of Tromsø.

The Lyngen Fjord.
The Lyngen Fjord, Norway.

The slime was first reported by local fishermen in August, and Roger Larsen of Tromsø University believes it's a phenomenon which has previously never been seen before. Meanwhile, oceanographers at Norway’s Institute of Marine Research think it could be due to the decomposition of huge numbers of Ctenophora Beroe jellyfish dying off in the area. Read more: 

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