| Event name: | AU-25-002 | |
| Country: | AUSTRALIA | |
|
Nature of the harmful event: |
Water Discoloration , High Phyto concentration , Mass mortalities , Foam/Mucilage in the coast , Other ( surfers affected by coughing, sore throats and blurred vision) | |
|
Event directly affected: |
Natural Fish , Humans | |
| Toxicity detected: | No | |
| Associated syndrome: | Aerosolized toxins effects | |
| 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: | Latitude: , Longitude: | |
| General location information: |
Waitpinga Beach, South Australia HAB Area code(s): AU-50 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): |
Event Date:2025-03-17 Start: 2025-03-17, End: 2025-03-25 |
|
| Quarantine levels dates (yyyy/mm/dd): | First detection: 2025-03-17, End: 2025-03-31 | |
| Additional date-related information: | beaches closed | |
| Causative organism known: | No | |
| Causative Species/Genus: |
Karenia mikimotoi (Mikaye et Kominami ex Oda) Hansen et Moestrup 2000
( cells/L)
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | ABC radio and numerous newspaper reports | |
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| Nutrient information: | ||||||||||||||||||||||||||
| Temperature Range During Event: | Max: °C, Min: °C | |||||||||||||||||||||||||
| Salinity Range During Event: | ||||||||||||||||||||||||||
| Bloom location in the water column: |
Surface |
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| Growth: | ||||||||||||||||||||||||||
| Growth Comments | yellowish foam stretching for hundreds of meters along Waitpinga Beach, 15 km sw of Victoria Harbour | |||||||||||||||||||||||||
| Additional Environmental information: | ||||||||||||||||||||||||||
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| Kit used: | Type of kit used: | ||||||
| Additional information: | underway | ||||||
| Economic losses: | |||||||
| Management decision: | several beaches were closed | ||||||
| Additional harmful effect information: | beachgoers and surfers reporting coughing, cold and flu-like symptoms. Fish kills of a broad range of species including seadragons | ||||||
