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

09:32 min

November 20, 2017

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Chapters

  • 00:05Title
  • 00:40Prepare Stereo-camera Footage for Analysis
  • 03:29Generate Point Counts and Calculate MaxN
  • 06:40Results
  • 08:18Conclusion

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.

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