Who are we? Geological oceanographers Geological oceanographers Use geophysical tools to obtain images of seafloor and its subsurface. Use geophysical.

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Presentation transcript:

Who are we? Geological oceanographers Geological oceanographers Use geophysical tools to obtain images of seafloor and its subsurface. Use geophysical tools to obtain images of seafloor and its subsurface. Use geological tools to groundtruth these images. Use geological tools to groundtruth these images.

Sedimentary process studies

Geologic framework studies

Karstified Eocene Limestone Surface

Marsh Hammocks

Bedrock Control on Marsh Hammocks

The past… Widely spaced track lines producing incomplete benthic maps Widely spaced track lines producing incomplete benthic maps Poor navigation Poor navigation Analog, limited digital acquisition and processing Analog, limited digital acquisition and processing Map products hand constructed on computers Map products hand constructed on computers Labor intensive Labor intensive

Bedforms on Suwannee River Bottom

Limestone Outcrop on Suwannee River Bottom

The present, future… Precise navigation Precise navigation Digital acquisition and processing Digital acquisition and processing Computer generated maps Computer generated maps Precise bathymetry Precise bathymetry Seafloor classification systems Seafloor classification systems Map benthic habitats Map benthic habitats

We propose… Baseline bathymetric, benthic habitat, and seafloor mapping for the lower Suwannee River and the adjacent inner continental shelf. Baseline bathymetric, benthic habitat, and seafloor mapping for the lower Suwannee River and the adjacent inner continental shelf. These tools are essential in ecosystem management; can be used to ask more fundamental questions. These tools are essential in ecosystem management; can be used to ask more fundamental questions.