PADI Dive Centers in Ontario:

PADI Dive Centers in Ontario

Shipwreck History/Research/Heritage:

Great Lakes Institute for Marine Research
Save Ontario's Shipwrecks
Great Lakes and Seaway Shipping

Dive Magazines:

Rodale's Scuba Diving
Skin Diver
Diver Magazine

Ontario Dive Charters:

Ducks's Dive Kingston
Lake Erie Marine Services
Tobermory Adventure Tours
Tobermory Scuba
Divers Den

Underwater photography:

Digital Photography
Digital Camera Reviews

Dive Source/Gear:

Dive Source - Whitby