General Information

Event name: PE-17-001
Country: PERU
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 352 - 1065 ug eq STX 2HCL/Kg)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Official Schedule of Weekly Monitoring for Production Areas)
Event occurred before in this location: Yes (2012, in the same area)
Individuals to contact: MENDEZ, Silvia , Sonia Sanchez

Location & Date

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Location: Latitude: -13.839167, Longitude: -76.269167
General location information: Atenas- Paracas bay, FANSA
HAB Area code(s): PE-13
Additional location information: near coast, coastal ecosystem
Bloom event dates (yyyy/mm/dd): Event Date:2017-03-15
Start: 2017-03-15, End: 2017-03-24
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-03-21, End: 2017-05-05
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium ostenfeldii (469948 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: official statement of Health Authority of Peru (SANIPES)

Environmental Conditions

Weather: sunny Turbidity (NTU): Wind direction:
Stratified water: Yes Oxygen content (nL/L): 1.47 - 10.55 Wind velocity:
Temperature (°C): 19.6 Oxygen saturation %: 3.95 Current Direction:
Sechhi disk (m): 0.5cm Salinity: 34.71 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 24.79 °C, Min: 18.10 °C
Salinity Range During Event: Max: 34.89, Min: 33.12
Bloom location in the water column: Whole column
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Argopecten purpuratus Saxitoxins 1065 gSTXeq/kg LC-MS
Kit used: No Type of kit used:
Additional information: analytical methods
Economic losses:
Management decision: area clossure
Additional harmful effect information: Comunicado SANIPES n 20; 21; 39-2017
Created at 05:31 on 4 May 2018
Updated at 07:52 on 29 Aug 2019