certiciation

I had an Aqualung Axiom XL that was determined to big for me, (cylinder weight shift was not able tighten BC to prevent from shifting) Last night I tried a Hollis 200 HD XL, however, at the surface the back inflate BC did not provide adequate lift to keep head above water, and it pushed my...

I am currently a middle school teacher and have been diving for about 22 years. Recently finished my SDI Rescue course and have about 12 years till I can retire from my current career. I am thinking ahead to my post-teaching career because I am not a person who can sit still and I would like...