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目次

■Certification Card

■Buoyancy

■Search & Recovery

■Underwater Photography

■Night Diving

■Marine Life

■Deep Diving

■Boat Diving

■Dry Suit

■Multilevel Diving

TOP  > RANK UP COURSE  > ADVANCED OPEN WATER DIVER COURSE  > SEARCH & RECOVERY


■Search & Recovery

Try an underwater treasure hunt

Experience an underwater treasure hunt.

This training teaches you how to locate objects that have been lost underwater, such as underwater scooters, cameras, knives, and other equipment.

Search and recovery is an important skill for divers who want to find lost items underwater.

Who knows—you might even discover something valuable someday!


Basics of search patterns

When searching for an object underwater, it is important to begin in the area where the object is most likely to be found.

Dive with your instructor using a U-pattern search.

In this exercise, you use a compass and change direction by 90 degrees at regular intervals.

After each change of direction, move forward a distance that slightly overlaps your previous field of vision.

Can you find the hidden object?

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