they used the SIO Diver Certification concept. C-card is the generic term for any certification card issued by a diver certification organization. While...

This article lists notable underwater diver certification agencies. These include certification in cave diving, commercial diving, recreational diving...

of the certification organization that will certify the divers attending the course. Certification of the diver is done by the certification organisation...

Open Water Diver (OWD) is an entry-level autonomous diver certification for recreational scuba diving. Although different agencies use different names...

Rescue Diver is a scuba diving certification level provided by several diver training agencies, such as PADI, SSI, SDI, and NAUI, which emphasises emergency...

Water Diver (OWD) certification and AOWD is that the depth limit is increased from 18 to 30 metres (60 to 100 ft). Prerequisite certification level for...

Many diver training organizations exist, throughout the world, offering diver training leading to certification: the issuing of a "Diving Certification Card...

Recreational scuba certification levels are the levels of skill represented by recreational scuba certification. Each certification level is associated...

established the Master Scuba Diver certification, the industry's first certification awarded for accumulation of specified certification and experience, and not...

CMAS one-star scuba diver (also known as CMAS * diver, or just CMAS *) is the entry-level diving certification for recreational scuba diving issued by...