Mona Reihmeier_监测沿海水深.pdf

1、MONITORING COASTAL BATHYMETRYCLOUD BASED SATELLITE ANALYTICS REVEAL SEABED IN 4D2024-03-13|Mona ReithmeierOceanology International 2024 75%of the ocean are unmappedWHO WE AREE EartharthObservation and IT Observation and IT solution providersolution providerFocus on Focus on coastalcoastal and and aq

2、uaticaquatic environmentsenvironmentsInternational&International&-disciplinary disciplinary staff of 40+staff of 40+Global Global providerprovider ofof datadata,IT and,IT and intelligenceintelligence toto industryindustry,governmentgovernment and and defencedefenceHQ in Germany with affiliates in US

3、A,Australia,Indonesia,DubaiBack in time over decadesBack in time over decadesData everywhere even for small Data everywhere even for small water bodieswater bodiesMultiple daily acquisitionsMultiple daily acquisitionsSATELLITESContinuous tracking of horizontal seabed movements based on optical flow

4、methods.-Delineation of movement vectorsGlobal high frequent satellite monitoring capabilitiesHORIZONTAL DYNAMICSVERTICAL DYNAMICS SATELLITE-DERIVED BATHYMETRYVERTICAL DYNAMICS SATELLITE-DERIVED BATHYMETRY20 years of experienceWorldwide applicableIndependent of on-site surveysCoast to 1-1.2x Secchi

5、Disc DepthPHYSICS-BASED OPTICAL SDBGERMAN BALTICDepth range:shoreline down to 8-12m water depthSpatial resolution:1 to 10m(Maxar and Sentinel-2 data)User applications:-Ecological mapping(for the habitats directive)-Coastal changes(for coastal resilience strategies)Depth range:shoreline down to 5-8m

6、water depthSpatial resolution:3m(Planet data)User applications:-change monitoring-gap filling PHYSICS-BASED OPTICAL SDBUSA,EAST COASTDepth range:shoreline down to 5-8m water depthSpatial resolution:3m(Planet data)User applications:-change monitoring-gap filling PHYSICS-BASED OPTI