General Information

Event name: VE-04-001
Nature of the harmful event:
Water Discoloration
Event directly affected:
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:
Individuals to contact: VALERIO, Lorelys

Location & Date

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Location: Latitude: , Longitude:
General location information: Isla de Lobo, La Iglesia, Bahía Patilla y Playa Guiria, Estado Sucre
HAB Area code(s): VE-04
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus: Cochlodinium polykrikoides Margalef 1961 ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: Other species identified: Cyclotella sp. Gymnodinium sp. Microdiatoemas pennadas Microflagelados Nitzschia seriata Skeletonema costatum Thalassiosira rotula Prorocentrum triestinum
Event-related bibliography: La Barbera-Sánchez, A., J. Gamboa, I. Castillo y L. Rojas. 2008. Informe de Venezuela. En: Mancera, J.E. 2008. IOC Regional Science Planning Workshop on Harmful Algal Blooms in IOCARIBE ANCA IV. Universidad Nacional de Colombia, sede Caribe, San Andrés isla. 81 pp.

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water 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 09:28 on 6 Jun 2018
Updated at 03:33 on 4 Dec 2021