Decision Aid for marine munitions towards knowledge based - - PowerPoint PPT Presentation

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Feb 10, 2024 143 likes •477 views

Decision Aid for marine munitions towards knowledge based management Jacek Bedowski Situation of Baltic Sea dumped munitions Chemical munitions sunk at sea 40 000 tonnes sunk in Baltic proper, 150 000 tonnes in Skagerrak

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Decision Aid for marine munitions – towards knowledge based management

Jacek Bełdowski

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Situation of Baltic Sea dumped munitions

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Chemical munitions sunk at sea

40 000 tonnes sunk in Baltic proper, 150 000 tonnes in Skagerrak
Natural processes plus enhancing human pressure put

environment at risk

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Dredge sites CWA Dumps Offshore wind farms (planned) Bottom Trawling intensity Pipelines and Cables Legend:

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Decision Aid for Marine Munitions

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Survey

Side Scan Sonar
Magnetometr
Sub-bottom profiler

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Detection

Kiel Bay Skagerrak

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Munition Identification

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Munition Catalogue

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Pollution of sediments and water

Cl S Cl HO S OH S S

As As

Metals

Chemical Warfare Agents Explosives

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3.1 History and Current Status Degradation Products

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Detection

20 40 60 80 100 120 Bornholm Gotland Gdańsk Deep Gulf of Gdańsk Słupsk Furrow Number of samples Sampling area Positive Negative

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Modelling of contamination

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Corrosion

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Modelling release

Corrosion: X-ray Energy Dispersive Spectroscopy Release: High Resolution Model, NEMO

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3.1 History and Current Status

Bottom Currents

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Impact on biota

Types of habitats A5.2 - Sublitoral Sands A5.4 - Sublittoral Mixed Sediments A5.5 - Sublittoral Macrophyte-Dominated Sediment

Mussel
Fish
Infauna

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3.1 History and Current Status

Bornholm

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Diseases/Parasites

Conclusions

Significant differences in diseases

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Toxicity

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Biota Impact

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Fish results

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Biomarkers

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Food web impact

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DAIMON Outline

Methods Risk Assessment Tool Decision support Munition Status Examination Modelling of possible release Pollution of sediments and water Impact on biota assessment Risk categorization procedure

Monitor Manage Remediate

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DSS – Decision Support Sysytem

Risk algorithm Weighing Cummulative impact Weight of Evidence model Confidence level

Impact

Toxicity Accumulation Biomarkers Bioindicators

Biota

CWA Explosives Release Spreading

Chemistry

Type number density corrosion

Objects

Habitat hydrography

xygen

bottom

Location

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DSS

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DAIMON +

Privatemap
Chem. WF

Munition New Source

… Enter data about a new detection of warfareagents Save data set and classify munition Cancel GPS Coordinates Place of detection: How was the munition detected: On sea ground adrift fishernet Washed up at the coast

ther
Chem. WF

Munition State of corrosion: 4 Sea mine Land mine What munition was detected: 16 / 11 / 2018 Date of detection: fired lost dumped unkown Enter new munitiontype Leaks: Calculated ecological hazardousness: Level of confidence: (low) (low) (heigh) (heigh)

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Thank You for attention

1) 'The research work was fund by the European Union (European Regional Development Fund) under the Interreg Baltic Sea Region Programme 2014-2020, project #R013 DAIMON' 2) 'The research work was financed by the Ministry of Science and Higher Education from the 216- 2019 science funding allocated for the implementation of international co-financed project'