General Information

Event name: US-02-008
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 (Routine water quality monitoring by the Suffolk County Dep't. of Health Services (SCDHS))
Event occurred before in this location: Yes (The bloom has been recurring since 1986)
Individuals to contact: NUZZI, Robert

Location & Date

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Location: Latitude: , Longitude:
General location information: Eastern Moriches Bay, Quantuck Bay and wester, New York.
HAB Area code(s): US-08
Additional location information: South shore of Long Island.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: June through October.


Causative organism known: Yes
Causative Species/Genus: Aureococcus anophagefferens (734.5 cells/L)
At station 200 in Quantuck Bay on June 19, 2002
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 20.8 g/L Chl. µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: No Oxygen content (nL/L): 9.9 g/L Wind velocity:
Temperature (°C): 22.6 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 26.6 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: Advected
Growth Comments
Additional Environmental information: Nutrient information: Total dissolved N=0.44 mg/L; Total N=0.6 mg/L; Dissolved P <0.025 mg/L; Total P=0.05 mg/L

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: