Event name: | US-09-012 | |
Country: | UNITED STATES | |
Nature of the harmful event: |
Water Discoloration , High Phyto concentration , Seafood toxins | |
Event directly affected: |
Planktonic life , Natural Fish , Shellfish | |
Toxicity detected: | Yes | |
Associated syndrome: | PSP | |
Unexplained toxicity: | No | |
Species implicated in toxin transmission (transvector): | Pyrodinium bahamense | |
Report the outcome of a monitoring programme: | Yes (Fish and Wildlife Research Institute HAB Monitoring Program: Event Response) | |
Event occurred before in this location: | Yes (Annually since 2004) | |
Individuals to contact: | SCOTT, Paula |
Location: | Latitude: , Longitude: | |
General location information: |
Tampa Bay, West Coast of Florida HAB Area code(s): US-16 |
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Additional location information: | Latitude: 28.031490 N, 27.875020 S Longitude: -82.537880 E, -82.698920 W, 13 miles north to south | |
Bloom event dates (yyyy/mm/dd): | Start: 2009/06/17, End: 2009/09/09 | |
Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: |
Causative organism known: | Yes | |
Causative Species/Genus: |
Pyrodinium bahamense
(3,761,300 cells/L)
saxitoxin producer |
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Co-Ocurring Species/Genus: |
Pseudo-nitzschia spp.
(267,000 cells/L)
Diatom |
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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: 34 °C, Min: 27.1 °C | |||||||||||||||||||||||||
Salinity Range During Event: | Max: 31.9, Min: 14.7 | |||||||||||||||||||||||||
Bloom location in the water column: | Whole column | |||||||||||||||||||||||||
Growth: |
In situ |
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Growth Comments | ||||||||||||||||||||||||||
Additional Environmental information: |
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Kit used: Yes | Type of kit used: | |||||||||||
Additional information: | 3.10 ug STX eq./L seawater | |||||||||||
Economic losses: | Shellfish harvesting is prohibited in the areas affected. The bloom did not reach the lower portion of the bay when harvesting is permitted | |||||||||||
Management decision: | Shellfish harvesting closures when tested above the regulatory limit. Areas remain closed until two consecutive mouse bioassays, collected at least 7 days apart return with results below 80 micrograms STX/100 grams shellfish | |||||||||||
Additional harmful effect information: |