| Event name: | US-23-020 | |
| Country: | UNITED STATES | |
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Nature of the harmful event: |
Seafood toxins | |
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Event directly affected: |
Shellfish | |
| Toxicity detected: | Yes (Approximate range: Maximum DSP toxins: 37µg/100g tissue.) | |
| Associated syndrome: | DSP | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | ||
| Report the outcome of a monitoring programme: | Yes (Marine Biotoxin Program at the Washington State Department of Health, Office of Environmental and Health and Safety) | |
| Event occurred before in this location: | ||
| Individuals to contact: | BORCHERT, Jerry , BARRY, Tracie | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Washington State, North Puget Sound, HAB Area code(s): US-24 |
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| Additional location information: | DSP toxins exceeded the regulatory action level in the North sound beginning in June 2024, peaking at 37ug in blue mussels from Bellingham Bay in July. DSP declined below the regulatory action level in August. | |
| Bloom event dates (yyyy/mm/dd): | ||
| Quarantine levels dates (yyyy/mm/dd): | First detection: 2023-06-01, End: 2023-08-01 | |
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Dinophysis spp.
( cells/L)
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | ||
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| Nutrient information: | ||||||||||||||||||||||||||
| Temperature Range During Event: | Max: °C, Min: °C | |||||||||||||||||||||||||
| Salinity Range During Event: | ||||||||||||||||||||||||||
| Bloom location in the water column: | Whole column | |||||||||||||||||||||||||
| Growth: |
In situ |
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| Growth Comments | ||||||||||||||||||||||||||
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| Kit used: No | Type of kit used: | |||||||||||
| Additional information: | ||||||||||||
| Economic losses: | ||||||||||||
| Management decision: | Shellfish harvesting closure | |||||||||||
| Additional harmful effect information: | ||||||||||||
