| Event name: | US-11-006 | |
| 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: 94-954 µg PSP; 1ppm DA; 3.9 µg DSP) | |
| Associated syndrome: | PSP | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | blue mussels; geoduck clams; butter clams | |
| Report the outcome of a monitoring programme: | Yes (WA Dept. of Health, Office of Shellfish & Water Protection, Marine Biotoxin Monitoring Program) | |
| Event occurred before in this location: | Yes (Most of the inlets of Central Puget Sound have had previous PSP closures. ASP toxin has been detected in low levels in this region before 2011. DSP toxin has not been detected prior to 2011 in Central Puget Sound.) | |
| Individuals to contact: | COX, Frank | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Washington State, Central Puget Sound, Pacific Northwest HAB Area code(s): US-24 |
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| Additional location information: | Central Puget Sound had 0 sites with over 1000 µg of PSP toxin. However, CPS did have several recreational shellfish closures in Kitsap, King and Pierce Cos. due to PSP. | |
| Bloom event dates (yyyy/mm/dd): |
Event Date:2011-07-06 Start: 2011-07-06, End: 2011-09-12 |
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| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Alexandrium catenella
( cells/L)
Pseudo-nitzschia sp. ( cells/L) Dinobryon sp. ( 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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| Temperature Range During Event: | Max: °C, Min: °C | |||||||||||||||||||||||||
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| Bloom location in the water column: | ||||||||||||||||||||||||||
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| Kit used: No | Type of kit used: | |||||||||||||||||||||
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| Economic losses: | Recreational and commercial shellfish harvest seasons were interrupted, causing an economic loss to the Central Puget Sound Washington communities. | |||||||||||||||||||||
| Management decision: | DOH closed shellfish harvesting at impacted areas to protect public health. | |||||||||||||||||||||
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