About Us

ON-THE-EDGE Scuba Portal is a showcase for remote diving adventures, underwater photos, sharks, manta rays, eco-tours and marine environmental activities. It contains a comprehensive collection of remote scuba diving adventure stories, underwater photography, and destination resources and travel books. OTE Magazine now includes MyScubaGuide which is a directory of diving services, dive and destination guides, live-aboard diving, eco-tours and packaged tours.

Since 1995, ON-THE-EDGE Magazine has been a leading on-line publication devoted to remote and exotic diving adventures worldwide. The publication includes MyScubaGuide.com and features from the non-profit The Manta Network. Sections of the magazine include: Dive Destinations, Articles & Reviews, Photo and Video Galleries, Scuba Destinations Guides and a dive industry Service Directory. The service is now available on any Internet connected device such as desktop computers, tablets and smartphones.

Featured Articles

For nearly 35 years, feature articles from our travels have appeared in many of the industry leading publications. Some of the articles have been adapted for the on-line magazine. Look forward to many exciting features in the years to come.

Photography Gallery

Since the early 1980s, Robert Aston has been capturing images, above and below the water, from remote areas around the world. His photography has appeared in many of the leading publications. OTE also serves as a forum for other emerging underwater artists.


MyScubaGuide.com is published by OTE bringing to our readers the best in exotic diving adventure travel information. We partner with leading providers of scuba travel services around the world. Over the last 20 years, we have developed several Dive and Destination Guides including the Fiji Guide.

The Manta Network

OTE sponsors the non-profit organization Save-the-Mantas which is dedicated to the protection and conservation of mobula rays worldwide. A network of manta researchers, sport divers, photographers, dive and tour operators, corporate sponsors and individuals help to protect these magnificent creatures. Visit Save the Mantas for more information.

Feel free to contact us with questions about our publication, services, advertising or just travel inquiries. Use our Contact Form or email us directly at