What is delayed surface Maker Buoy?  What are the benefits carry it during the dive? Before you surface, you can alert others to your location by launching a delayed surface marker buoy (DSMB). This course teaches you how to properly deploy and manage a DSMB, which is a valuable skill.

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Pre-requisite :

Min Age 12 years old (Junior Open Water Diver)

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Require Hours: 12 Hours Inclusive of  2 Open Water Training dives