Event name: | NZ-00-001 | |
Country: | NEW ZEALAND | |
Nature of the harmful event: |
Seafood toxins | |
Event directly affected: |
Humans | |
Toxicity detected: | Yes | |
Associated syndrome: | PSP | |
Unexplained toxicity: | ||
Species implicated in toxin transmission (transvector): | ||
Report the outcome of a monitoring programme: | Yes (Monitoring programme by the Ministry of Health) | |
Event occurred before in this location: | No | |
Individuals to contact: | RHODES Lesley |
Location: | Latitude: -35.566667, Longitude: 173.316667 | |
General location information: |
Northland, North Island HAB Area code(s): NZ-01 |
|
Additional location information: | Widespread contamination of shellfish around much of the North Island | |
Bloom event dates (yyyy/mm/dd): | Start: 2000-05-15, End: 2001-02-01 | |
Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: |
Causative organism known: | Yes | |
Causative Species/Genus: |
Gymnodinium catenatum
( cells/L)
|
|
Co-Ocurring Species/Genus: | ||
Chlorophyll concentration, if known: | µg/l | |
Additional bloom information: | ||
Event-related bibliography: | MacKenzie, L. and T. Beauchamp 2001: Gymnodinium catenatum in New Zealand: a new problem for public health and the shellfish industry. Cawthron Report # 633 10pp. |
|
||||||||||||||||||||||||||
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: |
|
|||||||
Kit used: | Type of kit used: | ||||||
Additional information: | |||||||
Economic losses: | |||||||
Management decision: | Extensive area of the North Island coast were closed to recreational harvesting on several occasions during 2000-2004 | ||||||
Additional harmful effect information: | This event was the most extensive, and one of the most economically harmful, toxic algae blooms to be documented in New Zealand to date. |