General Information

Event name: AU-86-002
Country: AUSTRALIA
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Shellfish
Toxicity detected: Yes
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location: No
Individuals to contact: Hallegraeff Gustaaf

Location & Date

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Location: Latitude: -34.784444, Longitude: 138.551111
General location information: Port River, South Australia
HAB Area code(s): AU-13
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 1986-10-01, End: 1986-10-30
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium minutum Halim 1960 (100 000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Hallegraeff et al. 1988 J. Plankton Research 10: 533-541

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
Alexandrium minutum Saxitoxins STX eq 27 mg/kg LC-FD
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: public warnings
Additional harmful effect information:
Created at 05:12 on 31 Jan 2017
Updated at 07:57 on 10 Feb 2017