Natural Resources
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Assessments of shellfish stocks are mostly restricted to Manila clam surveys on Lummi Reservation beaches. The annual Manila clam surveys allow us to set sustainable harvest targets that also maximize harvest opportunity. Annual Manila clam surveys have been conducted most years since 2002.
Intertidal survey at Portage Bay. Photo credit Emily Amos
2025 Lummi Bay Manila Clam Density Map
Disclaimer: The official Tide and Tidal Current prediction tables are published annually on October 1, for the following calendar year. Tide and Tidal Current predictions generated prior to the publishing date of the official tables are subject to change. The enclosed data are based upon the latest information available as of the date of your request. Tide and Tidal Current predictions generated may differ from the official predictions if information for the station requested has been updated since the publishing date of the official tables. For more information visit NOAA/COOPS website
There are 12 documents currently available in the Clam Biomass Surveys portion of the website.
