General Information

Event name: PT-17-021
Country: PORTUGAL
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: No
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (National System of Bivalve Molluscs Monitoring)
Event occurred before in this location: Yes (Almost every year)
Individuals to contact: BRANCO, Maria Ana , GONÇALVES, Andre

Location & Date

[View larger map]
Location: Latitude: 39.410000, Longitude: -9.205833
General location information: Obidos Lagoon, Lisbon and Tagus Valley
HAB Area code(s): PT-03
Additional location information: semi-closed coastal lagoon ecosystem
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-08-24, End: 2017-12-22
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
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: Interdict the harvesting and marketing of bivalve molluscs
Additional harmful effect information:
Created at 01:30 on 4 Jul 2018
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES