Funding for this research was provided by:
Canadian Wildlife Service
U.S. Fish and Wildlife Service
Sea Duck Joint Venture
ConocoPhillips
Article History
Received: 22 February 2016
Revised: 26 July 2016
Accepted: 12 September 2016
First Online: 3 October 2016
Compliance with ethical standards
:
: All applicable International, National and/or Institutional Guidelines for the care and use of animals were followed.