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JoVE Journal Environment
Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools
 

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Article DOI: 10.3791/56635-v • 09:32 min • November 20th, 2017
November 20th, 2017 •
1, 1, 2, 1
1Moss Landing Marine Laboratories, 2The Nature Conservancy

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Summary
Automatic Translation

We describe a new method for counting fishes, and estimating relative abundance (MaxN) and fish density using rotating stereo-video camera systems. We also demonstrate how to use distance from camera (Z distance) to estimate species-specific detectability.

Tags

Keywords: Stereo-video Fish Density Underwater Fisheries Management Quantify Abundance Size Distribution Deep-water Rocky Reefs Stereophotogrammetry Calibration Measurement Software Video Synchronization
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