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CEW-RI Weekly Seminar on January 27, 2021 by Dr. Jim Seager

27-Jan-2021 to 27-Jan-2021

Stereo Measurement Applications in Underwater Fisheries       

Date        : Wednesday, Jan 27,2021

Time       : 10:00AM – 10:30 AM

Location  : Online Zoom Room  


Speaker: Dr. Jim Seager  

SeaGIS Pty Ltd, Australia



     Stereo measurement has become a widely accepted tool for accurate and non-extractive assessment of fish populations. This presentation will introduce the basic concepts for using stereo measurement underwater, including requirements for building and calibrating underwater stereo camera systems. Precision and accuracy of underwater stereo measurement will be explained, with particular focus on camera configuration. Basic survey techniques of baited remote camera systems and transects will be introduced with examples. SeaGIS software packages for stereo calibration and measurement will be discussed.

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