ecological modeling working group
DESCRIPTION
Ecological Modeling Working Group. 23 December 2013 Meeting. Outline. Mattias Obst Work Biovel ENM Workflow User Scenarios Data/Metadata Next Steps. Outline. Mattias Obst Work Biovel ENM Workflow User Scenarios Data/Metadata Next Steps. Matthias Obst Work. - PowerPoint PPT PresentationTRANSCRIPT
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Ecological Modeling Working Group
23 December 2013 Meeting
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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Matthias Obst Work APPLICATION OF ECOLOGICAL NICHE MODELLING AND
EARTH OBSERVATION FOR THE RISK ASSESSMENT AND MONITORING OF INVASIVE SPECIES IN THE BALTIC SEA
- Kerstin Stelzer (Brockmann Consult GmbH) - Karin Heyer - Dr. Sarah Bourlat (SeAnalytics AB) - Dr. Matthias Obst (SeAnalytics AB)
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The Problem International Convention for the Control and Management of Ships’
Ballast Water and Sediments ◦ International Shipping is the most important introduction vector for accidental marine
translocation by discharging ballast water in the ports of destination◦ Convention will come into force ships will have to manage their ballast water before
discharging it.
Exceptions :◦ Vessels operating in some regions, such as enclosed seas, or on short journeys, may have
the opportunity to grant for an exemption from ballast water management. ◦ Will only been granted on basis of a certain Risk Assessment, to investigate if invasive
species are living in the donor port and might have the possibility to be transferred by ballast water and could survive in the recipient port.
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Ecological Niche Modeling Method
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Biovel Workflow Process
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Layers Used Photosynthetically Available Radiation (Einstein/m2/day) Sea Surface Temperature (°C) Mean Salinity (PSS) Nitrate (μmol/l) Phosphate (μmol/l) Silicate (μmol/l) Mean annual distance to land Mean sea ice concentration
Information taken from various sources including Aquamaps
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Satellite Data
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MERIS Data
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Species Selection Criteria
◦ They have invaded in the last 100 years◦ They are tolerant to a wide range of salinities◦ They are highly invasive ◦ They are non-parasitic
Occurrence data ◦ GBIF◦ ICES ◦ national monitoring agencies
Species Selected (5 phytoplankton, 1 macroalgae)◦ Alexandrium minutum◦ Pseudochattonella farcimen◦ Alexandrium ostenfeldii◦ Prorocentrum minimum◦ Sargassum muticum◦ Coscinodiscus wailesii
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Alexandrium minutum
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Alexandrium minutum Is found in:
◦ warm temperate, coastal and estuarine waters over a number of geographic areas
◦ In Europe : Ireland, England, northern France, northwest Spain, the North Sea and Mediterranean Sea and Norway.
Impacts on native phytoplankton community and habitat:◦ produces high concentrations of toxins and is
responsible for many global cases for paralytic shellfish poisoning (PSP) in humans.
◦ it is the most widespread toxic PSP species in the Mediterranean Sea.
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Pseudochattonella farcimen
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Alexandrium ostenfeldii
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Prorocentrum minimum
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Sargassum muticum
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Coscinodiscus wailesii
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Ecological Requirements
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Occurrence Records
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Explorative Modeling – Parameters
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Potential Distribution Map
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Potential Distribution Map
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In-Depth Modelling - Parameters
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Potential Distribution Map
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Potential Distribution Map
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RequirementsSufficient occurrence records
Quality of Environmental Layers Information
Species Biology◦ conditions◦ adaption
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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Occurrence Data
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Biovel Portal
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Algorithm Selection
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Algorithm Parameter Values
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Layers Selection
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Mask Creation
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Create Present Day Projection
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Create 2050 Projection
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View and Download Results
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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User Scenario
User
Uploads Occurrence
Dataset
Uses Biovel DRW to Obtain Dataset
Biovel DRW to “Clean”
the Data
Biovel ENMW
View or Store
Results
Visualization
Mechanisms
Other Workflow(ENSW)
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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MetadataOccurrence Metadata (Almost
Done)Ecological Metadata (EML?)Workflows Metadata (CRM
Digital?)GeoInfo Metadata
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Outline1. Mattias Obst Work2. Biovel ENM Workflow3. User Scenarios4. Data/Metadata5. Next Steps
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Next Steps Complete Metadata Lists and Modeling
Complete and Describe Users Scenario
Study in Depth (and find more info about) Matias Model and Biovel Workflows
Decide which Species to Use
Obtain Mediterranean Occurrence Data for these Species
Know how (and take a decision) Biovel Workflows will be embedded in the LW portal
Pre/Post processing
What other modeling is necessary?
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Thanks You and Marry Christmas!!!