General Information

Event name: MX-04-006
Country: MEXICO
Nature of the harmful event:
High Phyto concentration , Freshwater
Event directly affected:
Toxicity detected: Yes (Approximate range: 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: 18.416667, Longitude: -95.066667
General location information: Lake Catemaco,
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: Cylindrospermopsis raciborskii Seenaya et Subba Raju 1972 ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: O. Lind, L. Dávalos-Lind, C. López, M. López, J. D. Bressie, Seasonal morphological variability in an in situ cyanobacteria monoculture: example from a persistent Cylindrospermopsis bloom in Lake Catemaco, Veracruz, Mexico. J. Limnol. 75, 66–80 (2016).

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 12:31 on 10 Feb 2019
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES