General Information

Event name: US-90-014
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: No
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (1927, 1929, 1930, 1932, 1937, 1954, 1968, 1976, 1980, 1981, 1987, 1989.)
Individuals to contact: ROSS, Maria R.

Location & Date

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Location: Latitude: , Longitude:
General location information: Sonoma county., California.
HAB Area code(s): US-21
Additional location information: Bodega Head, Goat Rock, Salt Point State Park, Sea Ranch.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: August, November


Causative organism known: Yes
Causative Species/Genus: Protoceratium reticulatum ( 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: 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:
In situ
Growth Comments Probably
Additional Environmental information: No data available

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information: High levels of paralytic toxin assayed by the mouse methods in wild sea musels. Detectable levels below the alert were assayed throughout the year.
Economic losses:
Management decision: The annual mussel quarantine was in effect and no other decisions were made.
Additional harmful effect information: