General Information

Event name: CO-14-001
Nature of the harmful event:
High Phyto concentration , 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
Individuals to contact: Mancera, Jose Ernesto

Location & Date

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Location: Latitude: 10.814167, Longitude:
General location information: Nueva Venecia, Ciénaga Grande de Santa Marta, Caribe
HAB Area code(s): COL-02
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2014-10-03, End: 2014-10-06
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 52.3 µg/l
Additional bloom information:
Event-related bibliography: INVEMAR. 2014. Concepto Tecnico sobre la mortandad de peces en la Cienaga Grande de Santa Marta, Octubre 2014. CPT-CAM 030-14. Santa Marta, Colombia. 11 pp.

Environmental Conditions

Weather: Rainy Season Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): 4.96 Wind velocity:
Temperature (°C): 32.9 Oxygen saturation %: 66 Current Direction:
Sechhi disk (m): 0.15 Salinity: 9.8 Current Velocity:
Nutrient information: AMONIUM: 7.3 ug/L
NITRATE: 2.3 ug/L
NITRITE: 1.5 ug/L
PHOSPHATE: Lower than detect..Limit (2.4) ug/L
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column: Whole 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:
Created at 09:26 on 28 Oct 2015
Updated at 10:42 on 25 Aug 2017