General Information

Event name: MX-11-001
Country: MEXICO
Nature of the harmful event:
Other ( Part of a project)
Event directly affected:
Natural Fish
Toxicity detected: No
Associated syndrome: CFP (Ciguatera Fish Poisoning)
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: Rosalba Alonso Rodriguez

Location & Date

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Location: Latitude: 21.843611, Longitude: -105.884167
General location information: Isabel Island, Nayarit
HAB Area code(s): GCS
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2011-02-25
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Ostreopsis siamensis ( cells/L)
Gambierdiscus toxicus ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: CortÚs-Altamirano, R. 2012. Two new localities for Gambierdiscus toxicus in the Mexican Pacific. Harmful Algae News. 45: 10-11

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:
In situ
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 09:17 on 7 Feb 2018