| Event name: | PT-95-010 | |
| Country: | PORTUGAL | |
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Nature of the harmful event: |
Seafood toxins | |
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Event directly affected: |
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| Toxicity detected: | Yes | |
| 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 (Since 1987, the first year of confirmed occurrence, the problem has occurred every year, wtih a break in 1993. This year the most affected areas were Minho estuary, Aveiro Lagoon and Mondego estuary.) | |
| Individuals to contact: | SAMPAYO, Mª Antonia , VILARINHO, Mª da Graça | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Mondego estuary., HAB Area code(s): PT-03 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): | Start: 1995-06-29, End: 1995-12-16 | |
| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Dinophysis acuta
(2,000 cells/L)
October 10. |
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | ||
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| Nutrient information: | ||||||||||||||||||||||||||
| Temperature Range During Event: | Max: 19 °C, Min: 16 °C | |||||||||||||||||||||||||
| Salinity Range During Event: | Max: 36, Min: 24 | |||||||||||||||||||||||||
| Bloom location in the water column: | ||||||||||||||||||||||||||
| Growth: |
Advected
In situ |
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| Growth Comments | Most probably a combination of both. | |||||||||||||||||||||||||
| Additional Environmental information: | ||||||||||||||||||||||||||
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| Kit used: No | Type of kit used: | ||||||
| Additional information: | Mostly M. Edulis and Scrobicularia plana from these regions presented DSP toxins. DSP toxins were determined both by the mouse bioassay and through HPLC. | ||||||
| Economic losses: | |||||||
| Management decision: | Harvest of affected species closed during toxication. | ||||||
| Additional harmful effect information: | |||||||
