Harmful Algal Information System: Event US-88-011

General Information

Event name:	US-88-011
Country:	UNITED STATES
Nature of the harmful event:
Event directly affected:
Toxicity detected:	No
Associated syndrome:	PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	No
Event occurred before in this location:	Yes (General area is affected per epidemiological outbreaks in the past)
Individuals to contact:	OSTASZ, Michael J.

Location & Date

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Location:	Latitude: 56.366667, Longitude: -158.000000
General location information:	Alaska Peninsula, 16 miles ENE of Chignik. Chignik Bay, HAB Area code(s): US-01
Additional location information:
Bloom event dates (yyyy/mm/dd):	Event Date:88-06-15
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:	No species identification was performed. Symptons, sample results and diagnoses all consistent with PSP
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

Kit used:

Type of kit used:

Additional information:

Economic losses:

Management decision:

Affected area in a non certified (classified) area. Not an approved commercial shellfish area.

Additional harmful effect information:

Paralytic Shellfish Poisoning. Consumption of butter clam, mussels and cockels. Three people hospitalized and transferred from Dillingham to Providence Hospital inn Anchorage, AK. Samples collected on 6/28/88 showed cockels - 367.2 �g/100 g, littleneck cl