Event name: | ZAF-99-002 | |
Country: | SOUTH AFRICA | |
Nature of the harmful event: |
Seafood toxins , Mass mortalities | |
Event directly affected: |
Shellfish , Humans | |
Toxicity detected: | Yes (Approximate range: 1609 µg STX eq 100g) | |
Associated syndrome: | PSP | |
Unexplained toxicity: | No | |
Species implicated in toxin transmission (transvector): | ||
Report the outcome of a monitoring programme: | Yes | |
Event occurred before in this location: | Yes | |
Individuals to contact: | MANSFIELD, Lisa , SCHWEIBOLD Laura |
Location: | Latitude: -32.783333, Longitude: 17.883333 | |
General location information: |
Paternoster, West coast HAB Area code(s): ZAF-01 |
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Additional location information: | Abalones were tested from St Helena Bay to Cape Bay, with declined toxicity from St Helena to Cape. | |
Bloom event dates (yyyy/mm/dd): |
Event Date:1999-04-01 |
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Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: |
Causative organism known: | Yes | |
Causative Species/Genus: |
Alexandrium catenella
( cells/L)
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Co-Ocurring Species/Genus: | ||
Chlorophyll concentration, if known: | µg/l | |
Additional bloom information: | ||
Event-related bibliography: | Pitcher G. C. et al, 2001. Paralytic shellfish poisoning in the abalone Haliotis midae on the west coast of south Africa. Journal of Shellfish Research, vol.20 n.2: 895-904. |
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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: | ||||||||||||
Economic losses: | ||||||||||||
Management decision: | ||||||||||||
Additional harmful effect information: | large number of detached or paralyzed abalone, some mortalities experienced, larvae malformations |