Funding for this research was provided by:
Norwegian Polar Institute
Norwegian Research Council
Norwegian Polar Institute’s ICE Research Centre
Fram Centre’s Fjord and Coast Flagship
Received: 3 July 2018
Accepted: 5 September 2018
First Online: 24 October 2018
: Animal-handling protocols were approved by the Norwegian Animal Research Authority (permit S-2007/1932–1) and the Governor of Svalbard.
: Not applicable.
: The authors declare that they have no competing interests.
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