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Table 1The release experiments conducted with striped jack
Fig. 1. A basket releaser A1, 2 and a net-pen releaser B1–3 . In both types of releasers, a diver opens theŽ.Ž.valve of the buoy, the frame sinks, and the releaser opens automatically in 50–60 s.
Fig. 2. Underwater observation and dual-time recording system.
Fig. 3. Trained striped jack, just after the release, swimming around the platform with a tunnel
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