General Information

Event name: MA-94-001
Country: MOROCCO
Nature of the harmful event:
Other ( 23 persons were hospitalized and 4 died due to paralytic and neurologic toxins)
Event directly affected:
Humans
Toxicity detected: Yes (Approximate range: 1057-2698 ľU/100g mouse unit)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector): Gymnodinium catenatum
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: ISMAEL, Amany

Location & Date

[View larger map]
Location: Latitude: 35.450000, Longitude: 5.083056
General location information: Oued Laeou, Morocco, HANA
HAB Area code(s): MA-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:1994-11-15
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Gymnodinium catenatum ( cells/L)
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
Gymnodinium catenatum Bioassay-Mouse
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 02:19 on 28 Sep 2018
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES