General Information

Event name: TN-07-001
Country: TUNISIA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 21 g OA)
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: ISMAEL, Amany

Location & Date

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Location: Latitude: , Longitude:
General location information: Lagoulette and Rodes harbour,
HAB Area code(s): TN-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2017-01-15
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: No
Causative Species/Genus: Dinophysis sacculus ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Armi, Z; Turki, S, Trabelsi, E., Ceredi, A., Riccardi, E. & Milandi, A. (2011). Occurrence of diarrhetic shellfish poisoning (DSP) toxins in clams (Ruditapes decussatus) from Tunis north lagoon. Environ Monit Assess DOI 10.1007/s10661-011-2324-z

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
Ruditapes decussatus Okadaic Acid 21 g Bioassay-Mouse
Kit used: No Type of kit used:
Additional information: Mouse test and mass spectrometry
Economic losses:
Management decision:
Additional harmful effect information: Serious hazard for public health
Created at 09:16 on 23 Jun 2017
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES