Event name: | NO-90-009 | |
Country: | NORWAY | |
Nature of the harmful event: |
Mass mortalities | |
Event directly affected: |
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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: | Yes (Common in the region with several blooms since 1966.) | |
Individuals to contact: | LARSEN, Gunnar S. |
Location: | Latitude: , Longitude: | |
General location information: |
The Outer Oslofjord, HAB Area code(s): NO-12 |
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Additional location information: | ||
Bloom event dates (yyyy/mm/dd): | Start: 1990-08-01, End: 1990-08-31 | |
Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: | August |
Causative organism known: | Yes | |
Causative Species/Genus: |
Gyrodinium aureolum
(11,500,000 cells/L)
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Co-Ocurring Species/Genus: | ||
Chlorophyll concentration, if known: | µg/l | |
Additional bloom information: | Common concentration 1-3 million cells/L. | |
Event-related bibliography: |
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Nutrient information: | ||||||||||||||||||||||||||
Temperature Range During Event: | Max: 19 °C, Min: 16 °C | |||||||||||||||||||||||||
Salinity Range During Event: | Max: 33, Min: 22 | |||||||||||||||||||||||||
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: | Monitoring the region to know the distribution of G. aureolum | ||||||
Additional harmful effect information: | Dead fish (flatfish and trout) |