| Event name: | US-19-008 | |
| Country: | UNITED STATES | |
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Nature of the harmful event: |
High Phyto concentration | |
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Event directly affected: |
Shellfish | |
| Toxicity detected: | Yes (Approximate range: 0.0 - 3068.9 ug/g) | |
| Associated syndrome: | PSP | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | Surf clams (Spisula), Mytuilus edulis, Razor clams (Ensis), Mya arenaria, Quahogs (Arctia and Mercenaria), European Oyster (Ostrea), American Oyster (Crassostrea) were found to contain some level of toxin. | |
| Report the outcome of a monitoring programme: | Yes (Maine Department of Marine Resources Biotoxin Program) | |
| Event occurred before in this location: | Yes | |
| Individuals to contact: | Lewis, Bryant , Miller, David | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Maine Coastline, HAB Area code(s): US-01 |
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| Bloom event dates (yyyy/mm/dd): | ||
| Quarantine levels dates (yyyy/mm/dd): | First detection: 2019-05-01, End: 2019-12-20 | |
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| Causative organism known: | Yes | |
| Causative Species/Genus: |
Alexandrium sp.
(1740 cells/L)
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
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| Temperature Range During Event: | Max: °C, Min: °C | |||||||||||||||||||||||||
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| Management decision: | Surf clams closed 5/1/19. Razor clams closed 6/21/19. Soft shell clams closed 7/1/19 until 8/19/19. Razor and surf clams reopened 12/20/19. Mandatory closure from April – October for mussels, European oysters and carnivorous snails. | ||||||
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