General Information

Event name: US-99-016
Country: UNITED STATES
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 335ug STX/100g shellfish)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Massachusetts DMF Biotoxin Monitoring Program)
Event occurred before in this location: Yes (Nearly annual event)
Individuals to contact: HICKEY, Mike , O'NEIL, Terry

Location & Date

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Location: Latitude: , Longitude:
General location information: Nauset Estuary Orleans and Eastham, MA, Cape Cod
HAB Area code(s): US-05
Additional location information: 1540 acre estuary
Bloom event dates (yyyy/mm/dd): Event Date:1999-10-05
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium catenella ( 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:
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Blue mussels Saxitoxins 335ug/100g Bioassay-Mouse
Kit used: Type of kit used:
Additional information:
Economic losses: Commercial and recreational shellfishery
Management decision:
Additional harmful effect information:
Created at 06:32 on 21 Apr 2020
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