Event name: | IE-98-001 | |
Country: | IRELAND | |
Nature of the harmful event: |
Seafood toxins | |
Event directly affected: |
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Toxicity detected: | No | |
Associated syndrome: | DSP | |
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: | CLARKE, Dave |
Location: | Latitude: , Longitude: | |
General location information: |
Bruckless Bay and Dunmanus Bay., Donegal. HAB Area code(s): IE-04 IE-07 |
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Additional location information: | ||
Bloom event dates (yyyy/mm/dd): | Start: 1998-07-07, End: 1998-08-25 | |
Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: |
Causative organism known: | Yes | |
Causative Species/Genus: |
Dinophysis acuminata
(4,000 cells/L)
surface sample in Bruckless Bay, 7 July. Dinophysis acuta (1,200 cells/L) Dunmanus Bay, 25 August. |
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Co-Ocurring Species/Genus: | ||
Chlorophyll concentration, if known: | µg/l | |
Additional bloom information: | In 1998, D. acuta and D. acuminata were present only in very low numbers and both species, when present in a sample, were typically detected at levels in the range 40-200 cells/L. | |
Event-related bibliography: |
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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: | Each of the affected areas was closed for a period of 2 weeks | ||||||
Additional harmful effect information: | A total of 967 shellfish samples were tested by DSP mouse biossay in 1998 and only 8 samples gave positive results. The very low level of toxicity recorded in 1998 was similar to thet recorded in 1996 and 1997. |