Crassostrea gigas
Crassostrea gigas
(Pacific giant oyster)
Mollusks-Bivalves
Exotic
Collection Info
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Impacts

23 results for Crassostrea gigas (Pacific giant oyster)
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Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
50266 WA Hood Canal (west of Puget Sound)1966 17110018 Hood Canalunknown
272250 WAJeffersonDabob Bay, broad spit tidelands, Hood Canal.2010 17110018 Hood Canalestablished
272162 WAJeffersonDosewallips State Park tidelands.2010 17110018 Hood Canalestablished
272245 WAJeffersonDuckabush public tidelands.2010 17110018 Hood Canalestablished
272251 WAJeffersonEast Dabob tidelands, Dabob Bay, Hood Canal.2010 17110018 Hood Canalestablished
272161 WAJeffersonPoint Whitney tidelands southeast, Dabob Bay, Hood Canal.2010 17110018 Hood Canalestablished
272160 WAJeffersonPoint Whitney Tidelands, Dabob Bay, Hood Canal.2010 17110018 Hood Canalestablished
272168 WAJeffersonQuilcene WDFW tidelands west, Quilcene Bay, Hood Canal.2010 17110018 Hood Canalestablished
272241 WAJeffersonShine Tidelands State Park, Hood Canal.2010 17110018 Hood Canalestablished
272242 WAJeffersonSouth Zelatched Point, Hood Canal.2010 17110018 Hood Canalestablished
272243 WAJeffersonToandos Peninsula State Park, tidelands.2010 17110018 Hood Canalestablished
272163 WAJeffersonTriton Cove public tidelands.2010 17110018 Hood Canalestablished
272240 WAJeffersonWolfe Property State Park2010 17110018 Hood Canalestablished
241513 WAKitsapHood Canal, Seabeck Marina, Seabeck, on the Kitsap Peninsula.1998 17110018 Hood Canalestablished
272244 WAKitsapKitsap Memorial State Park, tidelands, Hood Canal.2010 17110018 Hood Canalestablished
272165 WAKitsapScenic Beach State Park tidelands, Hood Canal.2010 17110018 Hood Canalestablished
272249 WAMasonBelfair State Park tidelands.2010 17110018 Hood Canalestablished
272246 WAMasonEagle Creek, tidelands.2010 17110018 Hood Canalestablished
272247 WAMasonLilliwaup State Park, tidelands.2010 17110018 Hood Canalestablished
272167 WAMasonPotlatch DNR beach tidelands, Hood Canal.2010 17110018 Hood Canalestablished
272166 WAMasonPotlatch State Park tidelands.2010 17110018 Hood Canalestablished
272248 WAMasonTwanoh State Park tidelands.2010 17110018 Hood Canalestablished
272164 WAMasonWest Dewatto (DNR-44A), Dewatto Bay, Hood Canal.2010 17110018 Hood Canalestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/20/2026].

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For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.