Event name: | ZAF-80-001 | |
Country: | SOUTH AFRICA | |
Nature of the harmful event: |
Water Discoloration , High Phyto concentration | |
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 | ||||||||||||||||||||||||||
Additional Environmental information: |
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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 |