Event name: | US-17-029 | |
Country: | UNITED STATES | |
Nature of the harmful event: |
Seafood toxins | |
Event directly affected: |
Shellfish | |
Toxicity detected: | Yes (Approximate range: 187 (May 2) & 202 (May 9) micro-g/100g) | |
Associated syndrome: | PSP | |
Unexplained toxicity: | ||
Species implicated in toxin transmission (transvector): | No reports of PSP in humans | |
Report the outcome of a monitoring programme: | Yes (NYS Dept. of Environmental Conservation - Bureau of Shellfisheries) | |
Event occurred before in this location: | Yes | |
Individuals to contact: | Hastback, William |
Location: | Latitude: 40.845278, Longitude: -72.572222 | |
General location information: |
Weesuck Creek, west end of western Shinnecock Bay, Southeastern shoreline of Long Island, NY HAB Area code(s): US-08 |
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Additional location information: | Extent of bloom not determined. Conservative closre of all of western Shinnecock Bay was based on the mouse bioassay results. Shinnecock Bay is a shallow, estuarine lagoon, with an inlet to the ocean near the center of the bay. | |
Bloom event dates (yyyy/mm/dd): | ||
Quarantine levels dates (yyyy/mm/dd): | First detection: 2017-05-02, End: 2017-05-09 | |
Additional date-related information: |
Causative organism known: | Yes | |
Causative Species/Genus: |
Alexandrium fundyense
( cells/L)
No count, low levels |
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Co-Ocurring Species/Genus: |
Prorocentrum minimum
( cells/L)
No count, higher level than A. fundyense |
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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: | ||||||||||||||||||||||||||
Growth: | ||||||||||||||||||||||||||
Growth Comments | ||||||||||||||||||||||||||
Additional Environmental information: |
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Kit used: | Type of kit used: | |||||||||||
Additional information: | ||||||||||||
Economic losses: | ||||||||||||
Management decision: | Closure of western Shinnecock Bay from May 4 through June 1, after the toxin levels noted above were detetected in blue mussels that NYSDEC-Shellfisheries hangs in Weesuck Creek in the west end of western Shinnecock Bay. Re-opening based on 3 consecutive | |||||||||||
Additional harmful effect information: | samples with low levels of saxitoxin, or undetectable levels, using mouse bioassays in samples collected on May 16, May 23 and May 30, 2017. |