Event name: | CA-03-008 | |
Country: | CANADA | |
Nature of the harmful event: |
Water Discoloration , High Phyto concentration , Mass mortalities | |
Event directly affected: |
Aquaculture Fish | |
Toxicity detected: | No | |
Associated syndrome: | OTHER | |
Unexplained toxicity: | No | |
Species implicated in toxin transmission (transvector): | ||
Report the outcome of a monitoring programme: | Yes (Harmful Algae Monitoring Program.) | |
Event occurred before in this location: | Yes (Blooms of Dictyocha species, primarily Dictyocha speculum, have occurred in this area before, but not causing mortalities.) | |
Individuals to contact: | WHYTE, Ian |
Location: | Latitude: 50.316667, Longitude: -125.016667 | |
General location information: |
Upper Strait of Georgia, Pacific Region HAB Area code(s): CA-38 |
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Additional location information: | Raza Island, mid-east Vancouver Island. Bloom was seen in varying thinckness, from Georgia Strait to Jonhstone strait. | |
Bloom event dates (yyyy/mm/dd): |
Event Date:2003-07-14 |
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Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: | Bloom lasted throught July and August. |
Causative organism known: | Yes | |
Causative Species/Genus: |
Dictyocha speculum
(960,000 cells/L)
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Co-Ocurring Species/Genus: |
Dictyocha fibula
(500,000 cells/L)
maximum concentration of non-skeletal form 400,000 cells/L |
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Chlorophyll concentration, if known: | µg/l | |
Additional bloom information: | ||
Event-related bibliography: |
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Nutrient information: | ||||||||||||||||||||||||||
Temperature Range During Event: | Max: 17.8 °C, Min: 10.8 °C | |||||||||||||||||||||||||
Salinity Range During Event: | Max: 31, Min: 23 | |||||||||||||||||||||||||
Bloom location in the water column: |
Surface |
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Additional Environmental information: |
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Kit used: | Type of kit used: | ||||||
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