General Information

Event name: US-00-015
Country: UNITED STATES
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Planktonic life , Shellfish
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: Yes (Regular occurrence in this area since 1995.)
Individuals to contact: OLSEN, Paul

Location & Date

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Location: Latitude: , Longitude:
General location information: Barnegat Bay - Little Egg Harbor., New Jersey.
HAB Area code(s): US-09
Additional location information:
Bloom event dates (yyyy/mm/dd): End: 2000-06-28
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Detection date: May 2000.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Aureococcus anophagefferens (2 x (10)9 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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): 21.0 - 21.5 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 28.6 - 29. Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column: Whole column
Growth:
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: Continued surveillance; research ongoing.
Additional harmful effect information: Growth disruption in cultured juvenile hard clams (Mercenaria mercenaria).
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES