General Information

Event name: MX-05-001
Country: MEXICO
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Planktonic life
Toxicity detected: No
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Master degree)
Event occurred before in this location: No
Individuals to contact: Rosalba Alonso Rodriguez

Location & Date

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Location: Latitude: 25.633056, Longitude: -109.200000
General location information: Topolobampo lagoon system, Los Mochis, Sinaloa
HAB Area code(s): GC
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: Pyrodinium bahamense Plate 1906 var. Bahamense (100 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Martínez-López, A., Ulloa-Pérez, A. E., Escobedo-Urías, D. C. 2007. First Record of Vegetative Cells of Pyrodinium bahamense (Gonyaulacales: Goniodomataceae) in the Gulf of California. Pacific Science. 61 (2): 289-293

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 05:59 on 8 Feb 2018
Updated at 06:01 on 8 Feb 2018