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General Information

Event name: EG-23-001
Country: EGYPT
Nature of the harmful event:
 Freshwater
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: ISMAEL, Amany

Location & Date

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Location: Latitude: 31.404167, Longitude: 30.416389
General location information: Rosetta, EG-03
HAB Area code(s): EG-03
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2023-05-16,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Euglena sp. (15.5 X 104 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): 6.3 Wind velocity:
Temperature (°C): 27.1 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 4.6 Current Velocity:
Nutrient information: AMONIUM: 5.4
NITRATE: 25.4
NITRITE: 2.2
PHOSPHATE: 1.4
SILICATE: 69.7
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
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 08:03 on 2 Mar 2025
Updated at 08:10 on 2 Mar 2025
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES