General Information

Event name: US-15-008
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (FWC/FWRI HAB Monitoring Program and Saint John's River Water Management District)
Event occurred before in this location: Yes (2012-13)
Individuals to contact: HUBBARD, Katherine

Location & Date

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Location: Latitude: 28.000000, Longitude:
General location information: Indian River Lagoon, East Coast of Florida
HAB Area code(s): US-15
Additional location information: Time series monitoring indicates that A. lagunensis commonly occurs in IRL phytoplankton assemblages. Increased abundance observed at the end of 2015 and by March 2016, this organism dominates bloom extending through much of the northern and central IRL
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: 09/15-12/31/15 (extends into 2016)


Causative organism known: Yes
Causative Species/Genus: Aureoumbra lagunensis (>100000000 cells/L)
mixed assemblage observed in some samples dominated by A. lagunensis. pelagophyceae
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:
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 07:00 on 3 Feb 2017