General Information

Event name: US-00-001
Country: UNITED STATES
Nature of the harmful event:
Seafood toxins
Event directly affected:
Humans
Toxicity detected: Yes (Approximate range: 115-45 µg STXeq / 134 g.)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Butter clams.
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes
Individuals to contact: OSTASZ, Michael J.

Location & Date

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Location: Latitude: , Longitude: -135.375000
General location information: Port Lions, Kodiak Island., Alaska.
HAB Area code(s): US-26
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2000-02-16
Start: 2000-02-16, End: 2000-02-16
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium sp. ( 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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
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
Saxidomus gigantea Saxitoxins STX eq 115-134 Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Press release on 24/02/00.
Additional harmful effect information: 1 person hospitalized and further observed – from eating 2 butterclams and immediately experiencing tingling lips, then fingers on his right hand started to tingle. Observed and released after overnight stay.