Runs a service from Cardwell's Port Hinchinbrook Marina to Hinchinbrook's Ramsay Bay boardwalk (one-way per person $99, 1½ hours). It also operates a four-hour, two-island tour (adult/child $110/99) that includes a cruise between Goold and Garden Islands spotting dolphins, dugongs and turtles, before docking at Ramsay Bay boardwalk for a walk on the 9km-long beach and a picnic lunch.