General Information

Event name: US-91-025
Country: UNITED STATES
Nature of the harmful event:
Seafood toxins
Event directly affected:
Humans
Toxicity detected: No
Associated syndrome: OTHER
Unexplained toxicity: Yes
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (In protected bay area in Southeast Alaska. Previous summer sampling for PSP had rejected some littnecks for sale for human consumption.)
Individuals to contact: OSTASZ, Michael J.

Location & Date

[View larger map]
Location: Latitude: , Longitude:
General location information: Ketchikan., Alaska.
HAB Area code(s): US-25
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:1991-12-12
Start: 1991-12-12,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: N/A
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: From Blashke Island (approved oyster and clam harvest area).

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Resampled lot of littneck clams. Negative for PSP and Domoic Acid.
Additional harmful effect information:
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES