| Event name: | ZAF-80-001 | |
| Country: | SOUTH AFRICA | |
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Nature of the harmful event: |
Water Discoloration , High Phyto concentration | |
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Event directly affected: |
Birds , Shellfish | |
| Toxicity detected: | Yes | |
| Associated syndrome: | PSP | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | Choromytilus meridionalis and Donax serra | |
| Report the outcome of a monitoring programme: | No | |
| Event occurred before in this location: | Yes (in 1967, 1968, 1974) | |
| Individuals to contact: | MANSFIELD, Lisa | |
| Location: | Latitude: -32.311667, Longitude: 18.331667 | |
| General location information: |
Elands Bay, West Coast HAB Area code(s): ZAF-01 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): |
Event Date:1980-03-04 Start: 1980-03-04, End: 1980-05-31 |
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| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Alexandrium catenella
(23 x 10e6 cells/L)
Reported as Gonyaulax catenella |
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | HORSTMAN, D.A. 1981 – Reported red-water outbreaks and their effects on fauna of the west and south coasts of South Africa, 1959-1980. Fish. Bull. S. Afr. 15: 71-88. | |
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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 | ||||||||||||||||||||||||||
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| Kit used: | Type of kit used: | |||||||||||
| Additional information: | ||||||||||||
| Economic losses: | Huge quantities of black and white mussels. | |||||||||||
| Management decision: | ||||||||||||
| Additional harmful effect information: | seabirds | |||||||||||
