General Information

Event name: MX-21-001
Country: MEXICO
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (COFEPRIS)
Event occurred before in this location: No
Individuals to contact: Rosalba Alonso Rodriguez

Location & Date

[View larger map]
Location: Latitude: 29.775278, Longitude: -115.791667
General location information: Isla San Jerónimo, Baja California
HAB Area code(s): MX-BC-1
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2021-04-22, End: 2021-05-19
Additional date-related information:

Microalgae

Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

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
Saxitoxins Bioassay-Mouse
Kit used: Type of kit used:
Additional information: Offical Method Bioassay-Mouse
Economic losses:
Management decision: sanitary closure
Additional harmful effect information: chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://www.gob.mx/cms/uploads/attachment/file/787257/Presencia_de_Marea_Roja_en_M_xico_durante_2021.pdf
Created at 11:12 on 20 Feb 2023
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES