General Information

Event name: US-19-003
Country: UNITED STATES
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 9 -19µg/100g shellfish)
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (DMF Phytoplankton Monitoring Program)
Event occurred before in this location: No
Individuals to contact: O'NEIL, Terry

Location & Date

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Location: Latitude: , Longitude:
General location information: Nauset Estuary, Orleans and Eastham, MA,
HAB Area code(s): US-05
Additional location information: 1540 acre estuary on Cape Cod
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2015-06-30, End: 2015-08-20
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis acuminata ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
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: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column: Whole column
Growth:
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Blue Mussels Okadaic Acid 19.0µg/100g shellfis LC-MS
Kit used: Type of kit used:
Additional information: Assay run by Jonathan Deeds at the FDA lab in College Park, MD
Economic losses:
Management decision:
Additional harmful effect information:
Created at 03:50 on 10 Feb 2020
Updated at 12:23 on 29 Apr 2020
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES