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General Information

Event name: US-12-020
Country: UNITED STATES
Nature of the harmful event:
 Water Discoloration , High Phyto concentration , Seafood toxins , Mass mortalities
Event directly affected:
 Planktonic life , Natural Fish , Shellfish , Humans
Toxicity detected: Yes
Associated syndrome: NSP , Aerosolized toxins effects
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes (2011, 2009, 2006, 2005, 2000, previous years)
Individuals to contact: Byrd, Meridith

Location & Date

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Location: Latitude: , Longitude:
General location information: Texas coast, from Bolivar Peninsula to South Padre Island,
HAB Area code(s): US-18
Additional location information: Gulf beaches from Bolivar Peninsula to the Colorado River mouth, inside Galveston Bay, and patches of bloom at Corpus Christi Bay, Port Aransas, Port Mansfield and South Padre Island
Bloom event dates (yyyy/mm/dd): Event Date:2012-08-12
Start: 2012-08-12, End: 2012-09-15
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Karenia brevis (246,000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 08:21 on 7 Apr 2014
Updated at 06:52 on 14 May 2018
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES