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General Information

Event name: US-03-015
Country: UNITED STATES
Nature of the harmful event:
 Water Discoloration , High Phyto concentration , Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 33,785 µg Placopecten max.)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Maine Department of Marine Resources)
Event occurred before in this location: Yes (Almost anually)
Individuals to contact: BEAN, Laurie L.

Location & Date

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Location: Latitude: , Longitude:
General location information: Eastern Maine, Maine.
HAB Area code(s): US-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2003-07-22,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Offshore quahog fishery remains partially closed into 2004.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium 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: 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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Placopecten Saxitoxins STX eq 33,785 Bioassay-Mouse
Kit used: No Type of kit used:
Additional information: Species containing the toxin: M.arenaria, M.edulis, Placopenten, A.islandica,. Mouse bioassay.
Economic losses:
Management decision: closure of shellfish harvest areas
Additional harmful effect information: