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Common eider

By Communications and Publishing October 2017 (approx.)
A common eider duck.
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Detailed Description

A common eider duck. This species was studied as part of research by the USGS and partners to identify the frequencies at which sea ducks can hear underwater. The research can help inform decisions on the use of sound devices to deter ducks from fishing gillnets and other threats. Credit: Kathleen McGrew with the USGS, the Virginia Maryland College of Veterinary Medicine and the University of Delaware. Date: October 2017.

Sources/Usage

Public Domain.