General Information

Event name: PE-17-002
Country: PERU
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: >300 μg STX eq. kg− 1)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (IMARPE, Punto Fijo)
Event occurred before in this location: Yes (2012)
Individuals to contact: Sonia Sanchez , Augusto Franco , Nelly Jacobo

Location & Date

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Location: Latitude: -13.835556, Longitude: -76.262778
General location information: Paracas bay, Ica
HAB Area code(s): Pe_ica7
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2017-03-15
Start: 2017-03-15, End: 2017-03-15
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium ostenfeldii (180000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Tomasa Cuellar-Martinez, Aurora del Rocío Huanca Ochoa, Sonia Sánchez, Arturo Aguirre Velarde, David Correa, Kilder Antonio Egoavil Gallardo, Henry Fernando Luján Monja, Juan Manuel Ipanaqué Zapata, François Colas, Jorge Tam, Dimitri Gutiérrez, Paralytic shellfish toxins in Peruvian scallops associated with blooms of Alexandrium ostenfeldii (Paulsen) Balech & Tangen in Paracas Bay, Peru, Marine Pollution Bulletin,Volume 173, Part A,2021.

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): 3.00 Wind velocity:
Temperature (°C): 20.9 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 34.261 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
Argopecten purpuratus Saxitoxins STX eq 400 μg STX eq k Other
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 08:19 on 17 Nov 2022
Updated at 09:25 on 17 Nov 2022