General Information

Event name: PT-88-002
Nature of the harmful event:
Water Discoloration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location: No
Individuals to contact: SAMPAYO, MĒ Antonia

Location & Date

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Location: Latitude: , Longitude:
General location information: Ericeira,
HAB Area code(s): PT-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:1988-06-22
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Oxyrrhis marina (1.4 x 10(6) cells/L)
Co-Ocurring Species/Genus: Caneosphaera halldalii (Gaarder) Gaarder (in Gaarder et Heimdal, 1977) ( cells/L)
Chlorophyll concentration, if known: µg/l
Additional bloom information: Other counts: ciliates 0.2 10(6) cells/l; small flagellates 2.9 x 10(6)/l
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): 16 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 35 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
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: Oxygen deficiency observed at several localities in the early morning. Fish kills: none
Checked at 05:32 on 22 Feb 2018