Equivalent Diving Qualifications from Different BodiesTweet
15 May 2013
There are many different bodies around the world which award diving qualifications. This table gives a rough guide to equivalent qualifications. It is only a guide though: the qualifications are not exactly equivalent. Please contact your chosen diving agency for their definitive crossover requirements.
|BSAC||Ocean Diver||Ocean Diver||Sports Diver||Dive Leader||Advanced Diver||Club Instructor||Open Water Instructor||Advanced Instructor|
|PADI||Open Water Diver||Advanced Open Water Diver||Rescue Diver||Divemaster||Open Water Scuba Instructor (OWSI)||Master Scuba Diver Trainer (MSDT)||Instructor Development Course (IDC) Staff Instructor|
|CMAS||1 Star||1 Star||2 Star||2 Star||3 Star||1 Star Instructor||2 Star Instructor||3 Star Instructor|
|NAUI||Scuba Diver||Advanced Scuba Diver||Scuba Rescue Diver||Divemaster||Master Scuba Diver||Scuba Instructor|
|SAA||Open Water Diver||Open Water Diver||Club Diver||Dive Leader||Dive Supervisor - Dive Master||Club Instructor||Regional Instructor|
|SSI||Open Water Diver||Advanced Open Water Diver||Advanced Open Water Diver with "Stress and Rescue" Speciality||Dive Control Specialist||Master Diver|
|NASDS||Open Water Diver||Advanced Open Water Diver||Rescue Diver||Dive Supervisor|
|SDI||Open Water Diver||Advanced Diver||Rescue Diver||Divemaster|
|SSAC (ScotSAC)||Sports Diver||Master Diver||First Class Diver||Branch Instructor||Regional Instructor||Club Examiner|
|Royal Navy||Ships Diver|
|ITDA||2** Star Diver||ITDA Sports 3***||ITDA Rescue Diver||ITDA Advanced Diver||Resort Instructor||2** STAR Instructor||2** STAR Instructor|
|ANDI||Open Water Diver||Rescue Diver||Divemaster|
|GUE||All GUE qualifications|
|IANTD||Open Water Diver||Essentials Diver||Advanced Open Water Diver||Rescue Diver||Divemaster|
|NASE||Open Water Diver||Advanced Open Water Diver||Rescue Diver||Advanced Rescue Diver||Divemaster|
|PSAI||Open Water||Advanced Deep Air Level 1||Advanced Deep Air Level 2|
|TDI||Advanced Nitrox||Extended Range|
The above table is by no means exhaustive: there are other training agencies and qualifications. If you plan to cross-over training, you may be asked to start a level down from your equivalent qualification. Ask your new agency for advice.
- American Nitrox Divers International. specialise in training programs for technical diving and closed circuit rebreather systems.
- British Sub-Aqua Club. The BSAC is the governing body for the sport of scuba diving in the UK. It is a club-based organisation that offers training for members through a branch, or intensive courses through a BSAC school.
- Confédération Mondiale des Activites Subaquatiques (World Underwater Federation of Underwater Activities). Established 1959.
- Global Underwater Explorers. Non-profit organisation dedicated to the training of divers as well as the study and protection of the aquatic realm.
- International Association of Nitrox and Technical Divers. UK organisation offering training courses from Open Water Diver through to Expedition Trimix.
- International Technical Diving Agency.
- National Association of Scuba Diving Schools: now merged with SSI.
- National Association of Scuba Educators. Draws its extensive experience from the fields of commercial, recreational, technical and cave diver training.
- National Association of Underwater Instructors. Worldwide organisation headquartered in America.
- Professional Association of Diving Instructors. Worldwide organisation headquartered in America.
- Professional SCUBA Association International. The oldest technical / extended range scuba certification agency.
- Sub-Aqua Association. British organisation.
- Scuba Diving International. Created in 1999 and grew out of sister company TDI, which specialises in the more advanced disciplines of technical dive training. Agencies that are accepted to meet the prerequisites for SDI include: IDEA, PADI, PDIC, SSI, YMCA, NAUI, BSAC, Sub Aqua Association, European Standard, CMAS and IANTD
- SSAC or ScotSAC
- Scottish Sub-Aqua Club. Founded in 1953. Like the BSAC it is a club-based organisation offering thorough training for Scottish conditions.
- Scuba Schools International. In the Spring of 1999, SSI merged with the National Association of Scuba Diving Schools.
- Technical Diving International. Agencies that are accepted to meet the prerequisites for TDI include: IANTD, ANDI, DSATI, SSI, NAUI, NACD, NSS-CDS, CMAS, BSAC and CDAA.
Over to You
If you have any comments or questions, please fill out this form.
Recommended Books for Beginners
- Sport Diving
- The Diving Manual of the British Sub-Aqua Club, Ebury Press, Paperback, 256 pages, (November 1998).
Excellent for beginners.
Available from UK
- The Diving Manual
- Circle Books, Paperback, 164 pages, (2002).
Another one from the British Sub-Aqua Club. Aimed at those interested in taking up diving, and written with the forthcoming European Diver Training Standards in mind, besides supporting divers following the BSAC system this generic diving manual will also be useful to divers following other training systems.
Available from UK
- NOAA Diving Manual: Diving for Science and Technology, Fourth Edition
- James T. Joiner, Best Pub Co, Hardback, 660 pages, (2002).
One of the most detailed diving reference books available and is a valuable resource for all who are interested in a complete encyclopedia of diving technology, equipment, techniques and procedures.
Available from UK (but cheaper from USA)