General Information

Event name: CO-16-003
Country: COLOMBIA
Nature of the harmful event:
Mass mortalities
Event directly affected:
Natural Fish
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: Yes (Many times between 1994 to 2016)
Individuals to contact: Natalia Arbelaez , Mancera, Jose Ernesto , Julian Franco

Location & Date

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Location: Latitude: 10.832778, Longitude: -74.573889
General location information: Complejo Pajarales, Cienaga Grande de Santa Marta, Caribe
HAB Area code(s): COL-02
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2016-07-21
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Synechocystis sp. (535.393.296 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 491,3 µg/l
Additional bloom information:
Event-related bibliography: INVEMAR. 2016. Concepto técnico sobre la mortandad de peces en el sector Ciénaga Grande de Santa Marta- Complejo de pajarales. CPT-CAM-021-16. 17 p.

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): 34,7 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 39,6 Current Velocity:
Nutrient information: NITRITE: 3 μg/L
PHOSPHATE: 5 μg/L
Temperature Range During Event: Max: 35,3 °C, Min: 33,3 °C
Salinity Range During Event: Max: 65,2, Min: 39,6
Bloom location in the water column:
Subsurface
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:
Additional harmful effect information:
Created at 05:25 on 25 Aug 2017
Updated at 05:27 on 25 Aug 2017
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES