General Information

Event name: ID-12-001
Country: INDONESIA
Nature of the harmful event:
Water Discoloration , Seafood toxins , Mass mortalities
Event directly affected:
Aquaculture Fish , Humans
Toxicity detected: Yes
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector): Shellfish
Report the outcome of a monitoring programme: Yes (PSP Ambon Bay monitoring)
Event occurred before in this location: Yes (The first event occurred in July 1994)
Individuals to contact: Intan, Mariana DB

Location & Date

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Location: Latitude: -3.641944, Longitude: 128.235278
General location information: Inner part of Ambon bay, Ambon
HAB Area code(s): IND-01
Additional location information: The bloom event spreading from Lateri to Passo village
Bloom event dates (yyyy/mm/dd): Event Date:2012-07-12
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Pyrodinium bahamense var. compressum (2496000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 27.84 µg/l
Additional bloom information:
Event-related bibliography: Likumahua, S., 2013. Recent Blooming of Pyrodinium bahamense var. compressum in Ambon Bay, Eastern Indonesia. Marine Research in Indonesia 38, 31–37. https://doi.org/10.14203/mri.v38i1.54

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: PHOSPHATE: 0.002763349 ppm
Temperature Range During Event: Max: 29.13 °C, Min: °C
Salinity Range During Event: Max: 30.56,
Bloom location in the water column:
Surface
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: Thousands of cultured fish, e.g., Caranx sp. and Chromileptes altivelis were found dead and floated on water surface. Seven people, i.e. 2 children and 5 adults, were hospitalized for a week.
Created at 12:11 on 2 May 2024
Updated at 12:30 on 9 May 2024
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES