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Validating the use of baited remote underwater video (BRUV) and unmanned aerial vehicles (UAVs) in assessing the abundance of pelagic sharks in shallow tropical waters in Cocos (Keeling) Island

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Academic year: 2021

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Figure 1 Map depicting location of CKI in relation to Australia (left) and aerial view of the islands (right)
Figure 2: A screenshot taken from the DJI Go4 App of the Cocos (Keeling) Islands. The red circle depicts the  restricted  flight  area  surrounding  the  airport,  and  blue  dot  depicts  my  location  at  time  of  screenshot
Figure 3: Placing the cameras into the waterproof housings before deployment. BRUV consists of steel frame  and waterproof housings for two GoPros stationed converging inwardly at 10 degrees, 0.8m  apart to permit size identifications of relevant species
Figure 4: A screenshot taken from the DJI Go4 App of a study site during a survey. The 50 in the bottom to the  left, indicates distance of the drone from the remote controller
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