. "government inquiry" . . . . . "Cave Divers Association of Australia Inc." . . "Cave diving sites in the Limestone Coast region" . . "CDAA" . "Cave Divers Association of Australia" . "679 (2008)" . "Recreationalcave divingadministration, certification & training." . . "training system" . "CDAA" . "CDAA Deep Cavern grade" . "Incorporated association" . "1973-09-29" . . . . "Advanced Cave grade" . . . . "Cave Divers Association of Australia" . . "testing program" .