General Information

Event name: US-12-029
Country: UNITED STATES
Nature of the harmful event:
Mass mortalities
Event directly affected:
Birds
Toxicity detected: Yes (Approximate range: 52.4 - 210.3ug/g)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Assumed to be sand lance
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes (2011)
Individuals to contact: LANDSBERG, Jan

Location & Date

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Location: Latitude: , Longitude:
General location information: Gulf of Alaska, Kodiak Island
HAB Area code(s): US-26
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: June - July

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium catenella ( cells/L)
assumed
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Shearn-Bochsler, V., Lance, E. W., Corcoran, R., Piatt, J., Bodenstein, B., Frame, E., Lawonn, J., 2014. Fatal paralytic shellfish poisoning in Kittlitz's Murrelet (Brachyramphus brevirostris) nestlings, Alaska, USA. J. Wildl. Dis. 50, 933–937

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
Kittlitz’s Murrelet Saxitoxins ELISA
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 05:20 on 28 Jul 2020
Updated at 05:24 on 28 Jul 2020
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES