General Information

Event name: US-17-002
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish , Humans
Toxicity detected: Yes
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Blue mussels & butter clams
Report the outcome of a monitoring programme: Yes (Kachemak Bay National Estuarine Research Reserve's Community Monitoring Program)
Event occurred before in this location: Yes (Saxotoxins have been reported before in this area, but never with such high toxicities.)
Individuals to contact: Robinson, Rosie

Location & Date

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Location: Latitude: 59.466389, Longitude: -151.350556
General location information: Kachemak Bay, South Central Alaska
HAB Area code(s): US-25
Additional location information: Butter clams in Sadie Cove reached 6624ug/100g, some of the highest we have ever seen in Kachemak Bay.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-08-11,
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium spp. ( 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 Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 04:17 on 23 Apr 2018