PD104: Interview with Capt. Al Pyatak. He is the Captain and owner of the dive boat SEA LION. Al Pyatak is the holder of a USCG 100 Ton Near Coastal Masters License with Aux Sail and Commercial Towing endorsements. He IANTD and TDI Technical Nitrox Instructor, Tri-Mix Instructor, NACD Full Cave Certified, NSS/CDS Full Cave Certified, Mixed Gas Diver since 1989 and holder of IANTD Tri-Mix Diver certification #1.