The Ontario Underwater Council has the follow Google Earth map: http://www.underwatercouncil.com/downloads/OUC_Dive_Ontario_Directory.kmz
Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
This is cool, keep providing links and I will try and integrate them into my map, like I said the additional features will be reviews by divers, pics, notes ( where to anchor, conditions etc)