News Releases

Corps releases final Environmental Assessment for Caspian tern nesting habitat management

Published March 25, 2014

PORTLAND, ORE. – The U.S. Army Corps of Engineers has released its final Environmental Assessment and Finding of No Significant Impact for Caspian tern nesting habitat management on East Sand Island in the Columbia River estuary near Chinook, Wash.


The documents assess environmental impacts in 2014 from reducing the Caspian tern nesting area on East Sand Island from 1.58 to 1.08 acres, and from retaining the nesting habitat area at 1.58 acres. Potential impacts of Caspian tern predation on endangered juvenile salmon and steelhead protected under the Endangered Species Act were primary concerns in making this decision.


The final Environmental Assessment and Finding of No Significant Impact for implementation of the No Action Alternative are available on the Portland District website at


For more information about the Caspian Tern Management Plan, visit

Eric Hamilton
Steve Helm

Release no. 14-020

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