Where did you learn to dive, BHT? We'll have to start calling you Frogman.
Joined a club here in Dublin, Omega S.A.C. ,members of Irish Underwater Council, C.F.T. . We trained under C.M.A.S. structure, 2 months pool training, once a week, 5 sea snorkels, 3 training sea dives, then another 24 dives before certification. 5 x 10m, 5 x 15m, 5 x 20m, 5 x 25m and 4 x 30m dives. Most of the first 15 were at Lambay Island, the rest Valentia Island and Portocloy , Mayo. Mixed gas was with TDI and Instructor level was with TDI , PSAI and ITDA.