General Information

Event name: NO-95-002
Country: NORWAY
Nature of the harmful event:
High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (Gyrodinium bloomed in the area in 1966, 1976, 1981, 1982, 1985, 1988, 1990, 1991, 1992 and 1994)
Individuals to contact: DAHL, Einar

Location & Date

[View larger map]
Location: Latitude: , Longitude:
General location information: , Southern and Southwest Coast
HAB Area code(s): NO-09 NO-10 NO-11
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: September.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Gyrodinium sp. (220,000 cells/L)
Gyrodinium cf. Aureolum. In Flodevigen Bay
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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth: Advected
In situ
Growth Comments The bloom was probably due to a combination of advected populations and in situ growth.
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: Intensified local algae monitoring.
Additional harmful effect information: Effects: No.
Updated at 04:18 on 2 Dec 2019