| cayman.org | Scuba Diving In The Cayman Islands: Ciwoa - Cayman Islands Watersports Operator |
| cavedivers.com.au | Cave Divers Association of Australia |
| britishoctopush.org | British Octopush Association |
| blueventures.org | Blue Ventures Conservation |
| bahamasdiving.com | Bahamas Diving Association |
| adas.org.au | Australian Diver Accreditation Scheme (ADAS) |
| aaus.org | American Academy of Underwater Sciences |
| tobagoscubadiving.com | Association of Tobago Dive Operators |
| padi.com | Padi The Way The World Learns To Dive |
| diversalertnetwork.org | DAN Divers Alert Network |
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