General Information

Event name: US-16-014
Country: UNITED STATES
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: Maximum levels of DSP toxin: 19-250g)
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): DSP toxin: Blue mussels, pacific oysters, cockles.
Report the outcome of a monitoring programme: Yes (Marine Biotoxin Program at the Washington State Department of Health, Office of Environmental and Health and Safety.)
Event occurred before in this location: Yes (The first DSP closure in South Puget Sound was in 2013. This year we did have closures in two inlets within South Puget Sound where we have not had closures prior.)
Individuals to contact: BORCHERT, Jerry

Location & Date

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Location: Latitude: , Longitude:
General location information: Washington State, South Puget Sound, Pacific Northwest
HAB Area code(s): US-24
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2016-01-01, End: 2017-02-27
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: DSP closures occurred between 10/9/15-present

Microalgae

Causative organism known: No
Causative Species/Genus: Dinophysis 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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Blue Mussels Okadaic Acid 250 LC-MS
Pacific Oysters Okadaic Acid 27g LC-MS
Cockles Okadaic Acid 19g LC-MS
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 10:50 on 27 Feb 2017
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES