
To become a certified diver, you must complete a training course and then earn a scuba diving certification from a certifying body. Scuba diving certification is given by PADI, Scuba Diving International, or SSI. Other certifying bodies exist, like SSI, however these are the most commonly used. You can read more about the certification process. We'll be discussing the benefits of each type and how to choose the best one for you.
PADI
PADI stands to Professional Association of Diving Instructors. The organization was formed in 1966 by John Cronin and Ralph Erickson. It offers membership and training for divers. Before instructing others, members need to obtain the PADI certification. PADI certifications can be recognized internationally as the standard for instruction in diving. These certifications provide the best safety and training possible for all scuba divers.

Scuba Diving International
Scuba Diving International (SADI) is an organization that offers scuba certifications and training. Technical Diving International (TDI) is the recreational arm. SADI's purpose is to assist people in improving their diving skills. You can get certifications for any level of diving: advanced divers, beginner, or professional instructors. SADI offers a wealth information on scuba diving, in addition to certifications.
SSI
Are you looking to get a new certification in scuba diving? PADI and SSI courses are similar in many respects. The difference lies in how skills are taught. PADI requires that all students finish all skills in a predetermined order. SSI's flexibility allows a diver who is struggling with a skill to skip it. This will help them gain confidence.
Other certifying organizations
There are many agencies that give scuba divers certifications. Although most of these agencies follow the same basic hierarchy, names and requirements can differ considerably. In general, open water, divermaster, or instructor will all be equivalent in certification. The table below provides a rough guide to scuba diving qualifications. These certifications serve to set the benchmarks.
Specialties
Certification scuba diving offers many specialties, including deep dives or ice diving. These specialized courses allow divers to explore new worlds below the ocean's surface. Divers have access to hundreds of specialty courses. These include night diving where divers can see nocturnal creatures like octopi, and certain types fish. Divers can weave baskets underwater, with some courses.

Certification scuba diving costs
The cost of certification to dive in the ocean varies depending on which class you take, where you are located, and what program it is. PADI Open Water certification costs approximately $500. It can be more expensive if you want to dive in Maui. The certification costs include the cost of your scuba gear (including a mask, fins, and snorkel). The certification is a life-long accomplishment and is a great starting point for scuba diving in open water.