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Published byMargery Dawson Modified over 9 years ago
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GIS-based River Habitat Mapping in the Obed Wild and Scenic River Paul Ayers, University of Tennessee Use kayak-mounted underwater videomapping system Develop river habitat maps at OBRI from: –Barnett Bridge to Nemo (Clear Creek/Obed/Emory) Other underwater videomapping projects with NPS
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GPS-Instrumented Kayak Acquires Georeferenced above and below water video and depth sonar
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Geo-referenced Image Recording Media- Mapper Audio output (GPS output) Audio Input (GPS input) Rear Front GPS Video input Splash Cam DVD Recorder GPS NMEA Data (ASCII)
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Georeferenced Underwater Image
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Using underwater lasers to determine depth and scale (dot spacing is 7.75 inches) 1.5 to 2.5 ft < 1.5 ft
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Kayaking Clear Creek
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Riffle Run Pool River Characteristics
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Full Extent: River Characteristics Clear Creek (Lily to Canoe Hole)
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Substrate Classification
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Full Extent: Substrate Determinations Clear Creek (Lily to Canoe Hole)
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Endangered Species Habitat Maps Spotfin Chub Dusktail Darter Cumberland Elktoe Cumberland Bean Cumberlandian Combshell Tan Riffleshell Littlewing Pearlymussel
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Ideal Habitat: Spotfin Chub (Erimonax Monachus) River Characteristic: Run Depth: <1.5 ft Substrate: Bedrock/fines & Boulder
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Other Projects: BISO River Habitat Mapping (Canoe and Kayak) Endangered Mussel Habitat
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Canoeing with Drop-down Camera
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Cumberland Bean
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Optimal Habitat Map
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T&E Species Habitat Mapping Duskytail Darter (endangered) Smoky Madtom (endangered) Yellowfin Madtom (threatened) Spotfin Chub (threatened)
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Biscayne NP (BISC) Motorized Reel Underwater Video Coral Reef Mapping and Monitoring
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GPS Receiver Console Depth Sensor Boat and Equipment Underwater Camera and Sensors
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Benthic Habitats
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Sturgeon Habitat Mapping - TN
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That’s Enough Thanks! Questions? Lunch? Projects?
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