General Information

Event name: CL-09-002
Country: CHILE
Nature of the harmful event:
Mass mortalities
Event directly affected:
Aquaculture Fish
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: Yes (suspected ichthyotoxicity)
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (POAS, PROMOFI)
Event occurred before in this location: Yes (Yes, In Cholgo-Hornopiren in 2004,but only few cells were detected by then)
Individuals to contact: Jorge I. Mardones

Location & Date

[View larger map]
Location: Latitude: , Longitude:
General location information: ,
HAB Area code(s): CL-15
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2009-01-20, End: 2009-02-10
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: No
Causative Species/Genus: Chattonella verruculosa (1 cells/L)
Salmon mortality al low cell concentration
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Mardones, J.I., Clement, A., Rojas, X., 2012. Monitoring potentially ichthyotoxic phytoflagellates in southern fjords of Chile. HAN 45.

Environmental Conditions

Weather: sunny and warm Turbidity (NTU): Wind direction:
Stratified water: Yes Oxygen content (nL/L): Wind velocity:
Temperature (°C): 18 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 15-22 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
In situ
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: salmon mortality
Management decision:
Additional harmful effect information:
Created at 07:11 on 11 Sep 2017
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES