General Information

Event name: US-89-018
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: OTHER
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (1978, 1985.)
Individuals to contact: ROSS, Maria R.

Location & Date

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Location: Latitude: , Longitude:
General location information: Santa Barbara County., California.
HAB Area code(s): US-19
Additional location information: Areas affected: Civilian Beach, Minute Man Beach, Santa Barbara Channel
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Mid March, mid April, early May, early June, early July, mid October, mid December 1989


Causative organism known: Yes
Causative Species/Genus: Protogonyaulax catenella ( 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:
Growth Comments Because of the persistence of the detectable PSP levels this may be in situ growth.
Additional Environmental information: No available data

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Mussel quarantine was issued in December
Additional harmful effect information: Detectable but below alert levels of PSP throughout the year in cultured and wild bay mussels as well as in wild sea mussles. In Oct. and Dec. the levels of PSP in wild sea mussels exceeded the alert level.