Event name: | US-03-013 | |
Country: | UNITED STATES | |
Nature of the harmful event: |
High Phyto concentration , Other ( Water discoloration at times) | |
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: | No | |
Event occurred before in this location: | Yes (This area frequently sees high concentrations of the species listed in Section 3 below; typical species and abundances over an annual cycle) | |
Individuals to contact: | RABALAIS, Nancy |
Location: | Latitude: 29.400000, Longitude: -90.250000 | |
General location information: |
Lake Salvador, lat/lon about mid basin, Lousiana. HAB Area code(s): US-17 |
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Additional location information: | Very low salinity lake. | |
Bloom event dates (yyyy/mm/dd): | ||
Quarantine levels dates (yyyy/mm/dd): | ||
Additional date-related information: | The species data listed in Section 3 below were compiled from several station locations in the lake, on a monthly basis. Do not know abundances between sample dates. |
Causative organism known: | Yes | |
Causative Species/Genus: |
Anabaena sp.
(1,820,000 cells/L)
Anabaena cf. Circinalis. Data collected: 15/04/03 Anabaena sp. (13,100,000 cells/L) Anabaena cf. Circinalis. Data collected: 28/04/03 Heterocapsa rotundata (1,790,000 cells/L) Date collected: 22/05/03 Raphidiopsis curvata (122,000 cells/L) Date collected: 22/05/03 Heterocapsa rotundata (260,000 cells/L) Date collected:10/06/03 Mesodinium rubrum (162,000 cells/L) Ciliate. Date collected: 23/06/03 Cylindrospermopsis raciborskii (8,710,000 cells/L) Date collected: 23/06/03 Raphidiopsis curvata (339,000 cells/L) Date collected: 23/06/03 Raphidiopsis curvata (417,000 cells/L) Date collected: 21/07/03 Anabaena sp. (1,790,000 cells/L) Anabaena cf. Circinalis. Data collected: 20/08/03 Anabaena sp. (1,020,000 cells/L) Anabaena cf. Circinalis. Data collected: 26/08/03 Cylindrospermopsis raciborskii (475,000 cells/L) Date collected: 26/08/03 Raphidiopsis curvata (259,000 cells/L) Date collected: 26/08/03 Anabaena sp. (1,260,000 cells/L) Anabaena cf. Circinalis. Data collected: 26/08/03 Raphidiopsis curvata (569,000 cells/L) Date collected: 16/09/03 Mesodinium rubrum (124,000 cells/L) Ciliate. Date collected: 09/10/03 Cylindrospermopsis raciborskii (952,000 cells/L) Date collected: 09/10/03 Raphidiopsis curvata (204,000 cells/L) Date collected: 09/10/03 Heterocapsa rotundata (106,000 cells/L) Date collected: 16/10/03 Raphidiopsis curvata (104,000 cells/L) Date collected: 05/11/03 Cylindrospermopsis raciborskii (862,000 cells/L) Date collected: 05/11/03 Raphidiopsis curvata (119,000 cells/L) Date collected: 12/12/03 Anabaena sp. (1,560,000 cells/L) Anabaena cf. Circinalis. Data collected: 12/12/03 |
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Co-Ocurring Species/Genus: | ||
Chlorophyll concentration, if known: | Chlorophyll concentration: data available for µg/l | |
Additional bloom information: | ||
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: |
Surface |
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Growth: | ||||||||||||||||||||||||||
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Additional Environmental information: |
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Kit used: No | Type of kit used: | ||||||
Additional information: | |||||||
Economic losses: | |||||||
Management decision: | |||||||
Additional harmful effect information: |