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National Aeronautics and Space Administration Utilizing NASA Satellite Data to Detect Harmful Algal Blooms in the Western Basin of Lake Erie L AKE E RIE W ATER R ESOURCES Oliwia Baney (Project Lead) Å se Mitchell Chippie Kislik Juan Torres-Perez Chase Mueller
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Increasing lake temperatures Increasing Phosphorus runoff More Harmful Algal Bloom (HAB) events Risk to freshwater resource (Toledo, OH) Community Concerns Image Credit: Dineshraj Goomany
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Western Basin of Lake Erie Study Area Image Credit: NOAA Image Credit: NASA Image Credit: Gerry Tuchodi
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Partners National Geospatial-Intelligence Agency ( NGA ) University of Toledo ( U of T ) National Center of Water Quality Research ( NCWQR ) Image Credit: Mike Boening
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Objectives Derive Indices FAI TI Validate indices Vs. in-situ data Document workflow Statistical comparison In-situ vs. remotely- sensed data Image Credit: Andrea Pokrywinski
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NASA Earth observations: Project Methodology Landsat 8 OLI Terra MODIS Hyper Spectral Imager for the Coastal Ocean: HICO aboard the International Space Station
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Project Methodology IFYLE: Chlorophyll A (ug/L) Total Suspended Matter (mg/L) NOAA GLERL: Relative Fluorescence Units (RFU) Nephelometric Turbidity Units (NTU) Image Credit: NOAA 20052014
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Satellite Data Corresponding to In-situ Data Temporal Range: Satellite Data Corresponding to In-situ Data Project Methodology
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Satellite Data Indices of Interest: Satellite Data Project Methodology 1.Floating Algal (FAI) 2. Turbidity Index (TI) Image Credit: NOAA/NCCOS TI
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In-situ Data Indices of Interest: In-situ Data Project Methodology 1.Chlorophyll A (Algal Count: ug/L or RFU) 2. Turbidity (TSM or NTU)
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Spatial Statistics Analysis: Spatial Statistics Project Methodology R-squared values R-squared values Residual Analysis Residual Analysis
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Satellite Results Results Results Placeholder Buoy Station Visual Composite (Enhanced) Terra MODIS – August 9 th, 2005
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R-Squared Values: Floating Algal Index Results
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Satellite vs. In-situ Data (FAI) Results Discussion Placeholder Floating Algal Index Terra MODIS – August 9 th, 2005 Buoy Point – Residual Analysis
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R-Squared Values: Turbidity Index Results MODIS Turbidity Index Values
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Satellite vs. In-situ Data (TI) Results Terra MODIS – August 9 th, 2005 Normalized Turbidity Index Buoy Point - Residual Analysis
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In-Situ Analysis: Results
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MODIS FAI Analysis:
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Results MODIS Turbidity Analysis: TI
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Landsat 8 FAI Analysis: Results
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Landsat 8 Turbidity Analysis: TI
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HICO FAI Analysis: Results
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HICO Turbidity Analysis: Results HICO Turbidity Index Values
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Remote Sensing vs. Satellite Data Conclusions Image credit: Tom Archer Image credit: NOAAImage Credit: Bruce Irving Image Credit: NASA
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Benefits of Research Conclusions Benefits of Research Placeholder
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Utilize FAI & TI in the Southern Gulf of Mexico Run SWAT Model (Grijalva-Usumacinta River Basin) Identify sources of nutrient & sediment loading Create 10 year time-series trend analysis of Chl, SST, CDOM & PAR Continued Work Image Credit: EDrost88
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Acknowledgements This material is based upon work supported by NASA through contract NNL11AA00B and cooperative agreement NNX14AB60A. Dr. Laura Johnson & Dr. Rem Confesor National Center of Water Quality Research (NCWQR) Dr. Ricky Becker & Dr. Kevin Czajkowski University of Toledo (UT) Dr. Cindy Schmidt & Sherry Palacios Andrew Nguyen DEVELOP National Program Amber Brooks DEVELOP National Program Dave Ullrich Great Lakes and St. Lawrence Cities Initiative (GLSLCI) Bay Area Environmental Research Institute (BAERI) – National Geospatial Intelligence Agency (NGA) Image Credit: NASA
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