General Information

Event name: CO-15-002
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 (Many times between 1994 to 2016)
Individuals to contact: Mancera, Jose Ernesto , Julian Franco

Location & Date

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Location: Latitude: 10.783889, Longitude: -74.515556
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:2015-07-26
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Synechocystis sp. (3536264326 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: INVEMAR. 2015. Concepto técnico sobre la mortandad de peces en el sector Pajaral, Ciénaga Grande de Santa Marta, Magdalena en Julio 2015. CPT-CAM 015-15.Santa Marta, Colombia. 11 pp.

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): 9.89 Wind velocity:
Temperature (°C): 33.8 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 27.3 Current Velocity:
Nutrient information: AMONIUM: Lower than detect..Limit (3.1) ug/L
NITRATE: Lower than detect..Limit (2.1) ug/L
NITRITE: 4.1 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 08:26 on 28 Oct 2015
Updated at 10:27 on 25 Aug 2017