With the SSI Deep Diving Specialty, you'll learn everything you need to dive from 18 to 40 meters through a combination of academic sessions and open water dives. You'll learn how to plan and complete deep dives safely and how to use computers and gas consumption calculations to get the most out of your deep dives. Upon completion, you'll earn your SSI Deep Diving specialty certification and be able to explore deep dive sites wherever you go. This SSI specialty is a prerequisite for some of the advanced dive programs, making it the recommended next step in your dive training.