Shellfish harvest closed for Samish, Guemes and Cypress islands
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June 21, 2023
June 6 samples of shellfish contained elevated levels of Paralytic Shellfish Poisoning toxins, closing Samish, Guemes and Cypress islands to all shellfish species for recreational shellfish harvesting until further notice.
Samples of blue mussels from Rosario Point in San Juan county on June 6 contained 118 micrograms PSP/100 grams of shellfish tissue. Samples of blue mussels from Semiahmoo Marina collected on June 6 contained 112 ug/100g. A geoduck sample from Samish Bay also came back in exceedance of state closure values. The Washington State action level for closures is any sample in ex...
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