The recreational specialty programs of WOSD are developed to gain more advanced understanding in a specific diving activity.
During a recreational specialty program normal compressed air is used as a breathing gas and a direct ascent to the surface is always possible.
WOSD Master Scuba Diver is the highest non-professional level of WOSD certification that a diver can achieve.
WOSD Master Scuba Diver is not a course in itself, but is a process in which a high level of knowledge and experience are combined.
The WOSD 'Dry suit diver' specialty course is developed to learn divers what types of dry suits there are, what the pros and cons of each type dry suit is and what additional components there are for a dry suit. During the practical sessions they learn how diving emergencies, which may arise with a dry suit, can be prevented and possibly solved.
The WOSD 'Multi-level deep diver' specialty course is developed to provide divers techniques to extend the 'no-decompression time' of a dive between 20 and 40 metres by using "multi-level diving techniques".
The WOSD specialty course 'Underwater Navigator' is developed to provide divers techniques on how to navigate, easily and safely, using both natural objects and compass techniques.
The WOSD 'Night Diver' specialty course is developed to provide divers the techniques required to enable to enjoy diving long after the sun has set, in a safe and easy manner as well as the techniques for diving in reduced visibility.