| Event name: | GB-90-002 | |
| Country: | UNITED KINGDOM | |
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Nature of the harmful event: |
Mass mortalities | |
|
Event directly affected: |
Shellfish | |
| Toxicity detected: | No | |
| Associated syndrome: | OTHER | |
| Unexplained toxicity: | No | |
| Species implicated in toxin transmission (transvector): | ||
| Report the outcome of a monitoring programme: | Yes | |
| Event occurred before in this location: | No | |
| Individuals to contact: | LAING, I. | |
| Location: | Latitude: , Longitude: | |
| General location information: |
from Burry inlet/Swansea Bay to Fishguard., ENGLAND AND WALES. SOUTH WALES. HAB Area code(s): GB-10 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): | ||
| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | Late August- mid September. | |
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Gymnodinium spp.
(10,000,000 cells/L)
probably |
|
| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | Effects possibly due to creation of anoxic conditions. | |
| 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 | Mortalities commenced off Pembrokeshire coast and spread eastwards along S. Wales coast during incident. | |||||||||||||||||||||||||
| Additional Environmental information: | ||||||||||||||||||||||||||
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| Kit used: | Type of kit used: | ||||||
| Additional information: | |||||||
| Economic losses: | |||||||
| Management decision: | Samples of mussels, cockles and lugworm taken for analysis of PSP toxins (mouse bioassay). No PSP toxins detected. Blood samples from worms negative for botulism. | ||||||
| Additional harmful effect information: | Secondary blooms of bacteria (Pseudomonads and Vibrios). | ||||||
