The HDS aims to protect and preserve diving heritage. Everything about historical divers, diving history, underwater technology, inventions and submarine engineering.

The sanctioning body for underwater sports in the United States, is active in issues affecting divers right to dive, marine ecology, safety, legislation, conservation and serves to provide education and information that keep divers, councils, and club...

US centric, organization for deep sea divers, commercial and military, retired and active.

Offers a complete scuba diving guide to The Islands of The Bahamas.

Official distributor for NAUI products and services in Canada including non-leadership certifications.

An organization of dentists who enjoy the activity. Features information on the group, newsletter, photos and contacts.

Promotes safety and cooperation among local dive operators. Includes Code of Safety Requirement and Standards.

Features mission statement, contacts, photo album, and newsletter. Headquarters in Perth.

SMART Divers was organized to assist public service agencies and organizations with underwater search, recovery, and crime scene investigations.

Dive team which provides assistance in the recovery of persons or evidence in the Great Lakes region especially in environments beyond recreational diving limits. Includes description of training, FAQ, and photographs.