Aussie Divers Phuket
PADI dive centre on Sunrise Road in Chalong running its own day boat. Day trips: Racha Yai & Racha Noi (daily), Phi Phi & Shark Point, Shark Point–Anemone Reef–Koh Doc Mai (Wednesdays) and King Cruiser–Shark Point–Koh Doc Mai on request, plus Kata Beach shore dives. Nitrox is offered for a surcharge per tank. Its website has detailed pages for most local sites.