DIDSON™ INFORMATION, PUBLICATIONS AND REPORTS

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POWER POINT PRESENTATION

• Download a zipped (49KB) Power Point Presentation Introduction to DIDSON.

WEB LINKS ABOUT DIDSON™

This list below is a sample of some web findings. A simple search using the word DIDSON will yield many more. Other suggested search topics include: DIDSON survey, DIDSON mosaic, DIDSON 3D, DIDSON Inspection, to name just a few.

Fisheries
• Alaska Department of Fish & Game Sports Fish Home page with reports and much information available
• Alaska Department of Fish & Game Commercial Fisheries Home page with reports and much information available
• Big Brothers Peer Into Black Drum Bedrooms
• Measuring Nighttime Spawning Behavior of Chum Salmon Using DIDSON
• Estimating Fish Size from DIDSON images
• Counting Fish in Rivers Just Got Easier
• Validation of a DIDSON-LR for Fish Passage Enumeration
• Using Sound to Count Salmon in Fraser River, Canada
• Field Testing of New Acoustic Camera
• Fisheries Assessment & Monitoring - Fairbanks, Alaska
• Forward Looking Sonar (DIDSON) Image Enhancement
• Assessment of Salmon Runs to the Copper River
• Clear vision on fishy behavior
• Use of the DIDSON Camera to Evaluate Upstream Fish Passage
• Sonar reveals the secret fears of fish
• Sonar reveals the hidden secrets of NSW rivers
• The role of sonar in Copper River salmon escapement monitoring & commercial fisheries management
• River Teifi Hydro acoustic Fish Counter Update-2006
• Coastal Fisheries Institute Hydro-acoustics Lab Web Page-Louisiana State Univ.
• Alaska King Salmon Adventure
• Fish Behavior & the Performance of Baited Fishing Gear
• Preliminary results of development of trawl modifications to reduce seafloor effects on the Bering Sea shelf
• Fish Counting Technology for Sustainable Fisheries Management
• US Dept of Interior/Bureau of Reclamation search

Other Applications
• USGS Vessel Used to Test Counter-Terrorism Surveillance Equipment
• Selected Technologies: Identification (ID)
• Threatened Shipwreck Sites in Southeast Alaska

REPORTS

Fisheries
• Poster illustrating installation of 24" steel piles supporting work trestles driven to a bearing capacity of 170 tons and temporary 16" steel pile supports for new bridge trestle with a capacity of 40 tons 9/07
• Comparison of split-beam and DIDSON hydroacoustic gears for conducting sturgeons surveys 9/07
• Evaluation of a DIDSON for Detecting and Estimating the Size of Migrating Salmon Alaska Dept F&G 8/07
• AFS San Francisco Abstracts List 9/07
• DIDSON Fish Assessment Selected Advanced Tools Tutorial Updated 4/06
• Assessment of DIDSON for application in fish migration studies New South Wales, Australia 4/06
• Video and acoustic camera techniques for studying fish under ice: a review and comparison PNNL in Alaska 4/06
• Applying Sonar Technology to Pollock Fisheries Management North Pacific Research Board 2005
• Evaluation of DIDSON as Fisheries Monitoring Tool: Exploiting the Acoustic Advantage -UK Env. Agency 3/05
• Accuracy & precision of fish-count data from a DIDSON imaging system -ICES Journal of Marine Science 8/05
• Validation of a Long Range DIDSON for Fish Passage Enumeration in the Methow River -Columbia River Inter-Tribal Fish Comm. & Yakama Nation Dept of Fish 11/05
• Use of DIDSON to Verify Split-Beam Estimates of Salmon Flux and to Examine Fish Behaviour in the Fraser River Pacific Salmon Commission 11/05
• Case Study: Alaska Dept Fish & Game Uses DIDSON to Count Spawning Salmon Ed Belcher, Sound Metrics 1/04
• The Feasibility of Estimating Migrating Salmon in Turbid Rivers Using DIDSON -Alaska Dept F&G 3/04
• Imaging Fall Chinook Salmon Redds in the Columbia River -USGS Western Fisheries Research Center -2004
• Fish Release Site -CA Dept. of Water Resources -2003

Security & Inspection
• Vision in Turbid Water MTS/ADCI 2006
• DIDSON Diver Evaluation Nat. Ocean Service 2005
• Ship Hull Inspection by Hull-Relative Navigation and Control Bluefin Robotics & MIT 2005
• DHINS Technology Demonstration US Coast Guard Group, Key West, FL 2004
• Acoustic Lens Camera and Underwater Display Combine for Hull and Berth Inspections Oceans 2003
• Dual-Frequency Acoustic Camera: A Candidate for Untethered Underwater Vehicles University of Washington, IEEE 2002
• Object Identification with Acoustic Lenses MTS 2001

SOUND METRICS PUBLICATIONS & POSTERS
Feel free to use

• SMC 2 page brochure
• Evolution of Counting Fish
• Special Features for Fisheries Applications
• Fisheries Applications Two Page Flyer
• Inspection & Security Applications Two Page Flyer
• Diver Held Unit Two Page Flyer
• General Informational Poster about DIDSON - pdf
• Products Overview Poster - pdf
• DIDSON used for Inspections Poster - pdf
• DIDSON used for Identification Poster - pdf
• DIDSON used in Fisheries Poster - pdf
• DIDSON Mounts Poster - pdf