General Information

Event name: US-17-015
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range:
Associated syndrome: ASP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): No documented human illness
Report the outcome of a monitoring programme: Yes (FWC/FWRI HAB Monitoring Program)
Event occurred before in this location: Yes (2013, 2014)
Individuals to contact: HUBBARD, Katherine

Location & Date

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Location: Latitude: 29.800000, Longitude: -85.300000
General location information: Saint Joseph Bay, West Coast of Florida
HAB Area code(s): US-16
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-07-22, End: 2017-09-25
Additional date-related information: High cell counts are routinely observed


Causative organism known: Yes
Causative Species/Genus: Pseudo-nitzschia spp. (3967367 cells/L)
ASP Producer, class bacillariophyceae
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: the PSP producer Pyrodinium bahamense occurred in some samples collected during the closure
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 23.6 °C, Min: 16.2 °C
Salinity Range During Event: Max: 32.2, Min: 30.6
Bloom location in the water column:
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Pen shells (Atrina rigida) LC-UV
Kit used: No Type of kit used:
Additional information:
Economic losses: recreational bay scallop harvest planned for July was delayed
Management decision: commerical shellfish harvest closure
Additional harmful effect information:
Created at 08:10 on 23 Apr 2018