| Event name: | NZ-98-001 | |
| Country: | NEW ZEALAND | |
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Nature of the harmful event: |
Mass mortalities , Other ( Aerosols) | |
|
Event directly affected: |
Natural Fish , Shellfish , Humans , Seaweed | |
| Toxicity detected: | Yes | |
| Associated syndrome: | Aerosolized toxins effects | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | Aerosols | |
| Report the outcome of a monitoring programme: | No | |
| Event occurred before in this location: | No | |
| Individuals to contact: | RHODES Lesley | |
| Location: | Latitude: -41.270556, Longitude: 174.865556 | |
| General location information: |
Wellington Harbour, North Island HAB Area code(s): NZ-06 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): | Start: 1998-02-01, End: 1998-03-30 | |
| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Karenia brevisulcata
(33 300 000 cells/L)
|
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | Chang 1999 Phycologia 38: 377-384 Chang FH, Chiswell SM, Uddstrom MJ 2001. Occurrence and distribution of Karenia brevisulcata (Dinophyceae) during the 1998 summer toxic outbreaks on the central east coast of New Zealand. Phycologia 40: 215222. | |
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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: | Toxins were described as brevisulcatic acids and brevisulcenals (Holland et al., 2012, HARALG 13:47-57 | |||||||||||
| Economic losses: | ||||||||||||
| Management decision: | Public warnings | |||||||||||
| Additional harmful effect information: | 87 people reported with respiratory distress. | |||||||||||
