| Event name: | US-92-006 | |
| Country: | UNITED STATES | |
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Nature of the harmful event: |
Water Discoloration | |
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Event directly affected: |
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| Toxicity detected: | No | |
| Associated syndrome: | ||
| 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: | MARSHALL, Harold G. | |
| Location: | Latitude: , Longitude: | |
| General location information: |
Chesapeake Bay (Southern region)., Virginia. HAB Area code(s): US-10 |
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| Additional location information: | ||
| Bloom event dates (yyyy/mm/dd): | Start: 1992-08-11, End: 1992-09-23 | |
| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Cochlodinium heterolobatum
(100,000 - cells/L)
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| Co-Ocurring Species/Genus: | ||
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | High densities along tidal fronts and near shore. | |
| Event-related bibliography: | ||
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| Nutrient information: | ||||||||||||||||||||||||||
| Temperature Range During Event: | Max: 25 °C, Min: 24 °C | |||||||||||||||||||||||||
| Salinity Range During Event: | Max: 28, Min: 19 | |||||||||||||||||||||||||
| Bloom location in the water column: | ||||||||||||||||||||||||||
| Growth: |
In situ |
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| Growth Comments | ||||||||||||||||||||||||||
| Additional Environmental information: | Mean Total Nitrogen: 0.255 mg/L. Total Phosphorus: 0.024 mg/L. | |||||||||||||||||||||||||
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| Kit used: No | Type of kit used: | ||||||
| Additional information: | |||||||
| Economic losses: | |||||||
| Management decision: | Surveillance. | ||||||
| Additional harmful effect information: | Extensive bloom (redwater) over the lower Chesapeake Bay. | ||||||
