General Information

Event name: US-14-018
Nature of the harmful event:
Seafood toxins
Event directly affected:
Other Terrestrial , Shellfish
Toxicity detected: Yes (Approximate range: Up to 792 PSP, Up to 53 ppm DA)
Associated syndrome: ASP , PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): California mussels; PSP, razor clams: ASP
Report the outcome of a monitoring programme: Yes (Oregon Department of Agriculture biotoxin monitoring program)
Event occurred before in this location: Yes
Individuals to contact: Manderson, Alex

Location & Date

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Location: Latitude: , Longitude:
General location information: Oregon, Oregon
HAB Area code(s): US-22
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2014-03-30, End: 2014-06-30
Additional date-related information: 9/23/DA- on going


Causative organism known: Yes
Causative Species/Genus: Algirosphaera 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: Mouse HPLC
Economic losses: recreational catch limited for razor clams and mussels. Minor economic loss.
Management decision:
Additional harmful effect information:
Created at 09:00 on 8 Feb 2017
Updated at 04:05 on 26 Jun 2020