| Event name: | AU-79-001 | |
| Country: | AUSTRALIA | |
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Nature of the harmful event: |
High Phyto concentration , Freshwater | |
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Event directly affected: |
Humans | |
| Toxicity detected: | Yes (Approximate range: retrospectively) | |
| Associated syndrome: | Cyanobacterial toxins effects | |
| Unexplained toxicity: | ||
| Species implicated in toxin transmission (transvector): | drinking water | |
| Report the outcome of a monitoring programme: | No | |
| Event occurred before in this location: | ||
| Individuals to contact: | Hallegraeff Gustaaf | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Palm Island, HAB Area code(s): AU-32 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): |
Event Date:1979-02-01 |
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| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Cylindrospermopsis raciborskii
( cells/L)
|
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | Hawkins P. R., Runnegar M. T. C., Jackson A. R. B., Falconer I. R. (1985). Severe hepatotoxicity caused by the tropical cyanobacterium (blue-green alga) Cylindrospermopsis raciborskii (Woloszynska) Seenaya and Subba Raju isolated from a domestic water supply reservoir. Appl. Environ. Microbiol. 50, 1292–1295. | |
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| 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: | ||||||||||||||||||||||||||
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| Kit used: | Type of kit used: | ||||||
| Additional information: | mouse bioassay; 50% lethal dose at 24 h after injection was found to be 64 +/- 5 mg of freeze-dried culture per kg of mouse. | ||||||
| Economic losses: | |||||||
| Management decision: | copper sulfate was dosed on a local water supply (but with adverse effects) | ||||||
| Additional harmful effect information: | 148 people required hospitalisation with symptoms of gastro-enteritis after a local water supply on Palm Island (Australia) was dosed with copper sulfate to control a dense algal bloom | ||||||
