If you haven’t dived within the last year, you’ll need to complete a Scuba Review, which takes place on the shore. It’s a great way to find your way back into the water in a relaxed, informal environment.If you haven’t dived within the last year, you’ll need to complete a Scuba Review, which takes place on the shore. It’s a great way to find your way back into the water in a relaxed, informal environment.