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General Information

Event name: US-03-028
Country: UNITED STATES
Nature of the harmful event:
 High Phyto concentration , Freshwater
Event directly affected:
Toxicity detected: Yes (Approximate range: microcystins)
Associated syndrome: Cyanobacterial toxins effects
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: Xiao, Man

Location & Date

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Location: Latitude: 44.800000, Longitude: -82.400000
General location information: Lake Huron,
HAB Area code(s):
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Microcystis spp. ( cells/L)
Co-Ocurring Species/Genus: Cylindrospermopsis raciborskii Seenaya et Subba Raju 1972 ( cells/L)
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: G. Fahnenstiel et al., Microcystin concentrations and cell quotas in Saginaw Bay, Lake Huron. Aquatic Ecosystem Health & Management 11, 190-195 (2008). J. D. Conroy, E. L. Quinlan, D. D. Kane, D. A. Culver, Cylindrospermopsis in Lake Erie: testing its association with other cyanobacterial genera and major limnological parameters. J. Great Lakes Res. 33, 519-535 (2007).

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 09:47 on 13 Feb 2019
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES