General Information

Event name: GH-02-002
Country: GHANA
Nature of the harmful event:
High Phyto concentration , Freshwater
Event directly affected:
Toxicity detected: Yes (Approximate range: microcystins, anatoxins, saxitoxins, cylindrospermopsins)
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: 6.116667, Longitude: 0.116667
General location information: Kpong Reservoir,
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: No
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. Addico, J. Hardege, J. Komarek, P. Babica, K. de Graft-Johnson, Cyanobacteria species identified in the Weija and Kpong reservoirs, Ghana, and their implications for drinking water quality with respect to microcystin. Afr. J. Mar. Sci. 28, 451456 (2006).

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 12:48 on 10 Feb 2019
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES