The unofficial governing body for underwater and Scuba diving and exploration as recreational activities. Lists history, events, members' services, commercial services and related links.

Find information on membership, meeting schedule, outings, dive site descriptions, and club projects. Located in Saint Catherines.

Information on diver training, tours and exploration in the Kingston and 1000 Island area, Ontario.

Kingston based charter service, with details on rates, schedules, instruction, and contacts.

Thunder Bay, Ontario dive center with information on SSI certification courses, staff biographies and contact details.

Club located in Ontario which provides training courses and dive trips. Includes articles, courses, contact information, and upcoming events.

Located in Durham, includes information on membership, events, instruction and travel opportunities.

Sarnia, Ontario club with membership particulars, events calendar and newsletter.

On the St. Lawrence river in the Thousand Island region, with information on dive tours, rates, instruction, boat and dive site descriptions, contact details.

Includes information on courses, dive charters, rates, contacts and hours of operation, descriptions and details of local wreck sites, and events calendar.