General Information

Event name: SV-12-001
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 730.25 μgSTX eq/100g in shellfish)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (National Monitoring Programme of the Marine Environment)
Event occurred before in this location: Yes
Individuals to contact: AMAYA-MONTERROSA, Oscar , QUINTANILLA, Rebeca

Location & Date

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Location: Latitude: , Longitude:
General location information: From Mizata to El Zonte beaches, La Libertad
HAB Area code(s): ELS-05
Additional location information: Affected places included Mizata, Taquillo and El Zonte
Bloom event dates (yyyy/mm/dd): Event Date:2012-09-18
Start: 2012-09-18,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Pyrodinium bahamense ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Espinoza, Jaime, Oscar Amaya, and Rebeca Quintanilla. 2013. Atlas de Fitoplancton Marino. 1st Ed. San Salvador: Universidad de El Salvador. 52p.

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
Oyster Saxitoxins 730.25ugSTX/100g Receptor Binding
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 04:52 on 6 Jun 2018