Willapa Bay - Grays Harbor
Burrowing Shrimp Control - Imidacloprid
UPDATE: On May 3, 2015, Ecology and the shellfish growers cancelled
the pesticide spraying permit.
Read the news release
Ecology has cancelled a new individual permit to regulate the use of imidacloprid for
managing burrowing shrimp on commercial oyster and clam beds in Willapa Bay and Grays Harbor.
Permit development was requested by the Willapa/Grays
Harbor Oyster Growers Association (WGHOGA) to control burrowing shrimp on commercial
oyster and clam beds in Willapa Bay and Grays Harbor to aid in the
cultivation and harvest of oysters and clams.
Permit and SIZ Documents:
Washington State Department of Ecology
Water Quality Program, Permit Writer
Southwest Regional Office
PO Box 47775
Olympia, WA 98504