General Information

Event name: MX-92-001
Country: MEXICO
Nature of the harmful event:
Seafood toxins
Event directly affected:
Natural Fish , Aquaculture Fish , Humans
Toxicity detected: No
Associated syndrome: CFP (Ciguatera Fish Poisoning)
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Epinephelus labriformias
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: Rosalba Alonso Rodriguez

Location & Date

[View larger map]
Location: Latitude: , Longitude: -115.749722
General location information: Alijos Rocks, Baja California Sur
HAB Area code(s): MX-BCS-1
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Gambierdiscus toxicus ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Barton, E. D., Tanner, P., Turchen, S. G., Tunget, C. L., Manoguerra, A., Clark, R. F. 1995. Ciguatera Fish Poisoning-A Southern California Epidemic. West J Med. 163: 31-35.

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 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: All fish and patient blood specimens were sent to the University of Hawaii, Manoa, where research was done using a stick-enzyme immunoassay.It doesn't says the level of CTXs.
Economic losses:
Management decision:
Additional harmful effect information: 25 Patients were trated for Ciguatera.
Created at 09:34 on 8 Feb 2018