Beachfront rental units on the Mayan Riviera. Restaurant on site and cenote just behind, snorkeling, diving, sailing available.

DIR Mexico provides quality cave diving instruction, training and guiding in Mexico's Yucatan Peninsula. GUE and NACD cave courses and instruction.

Provides information such as natural history, external anatomy, internal anatomy, deep diving adaptations, habitat, and geographical distribution.

Extensive dive site, boat, package, and captain information. Trips leaving from Mala Wharf, West Maui.

Vendor of dive rescue and recovery equipment, SCUBA and diving supplies, face masks and helments, to rescue personnel, and to the general public.

Sites for diving in Marseille with maps and underwater pictures of the main wrecks.

Information on diver training, trips and excursions, rates and contact details.

Interactive site featuring free scuba diving tips, discounts on dive gear, scuba resources, newsletter, and real time Caribbean weather.

Diving center featuring PADI, SSI, and CMAS. Offers 36 dive sites including wreck, reef, deep, beginner, and offers an overview of the marine park.

Manufacturer of hardware and water safety equipment, life floats, flags, knives, and diving equipment.

Offers information on instruction, sales, repairs, dive travel, air station, rental line, and local dive trips.

Includes information on PADI instruction, rates, bookings, and contact details. Travel tips and cultural insights are also listed.

Social organization centered around diving, with information on membership, meeting schedule, events and contacts.

Directory of service providers and Florida boating information including safety, supplies, boats and yachts for sale, weather, fishing & diving, and charts.

All-inclusive hotel chain, offering diving holidays to destinations in the Caribbean, Costa Rica and Mexico.

Full-service PADI 5-Star dive center in Annapolis. Offers instruction, travel and an online newsletter.

Sky diving training courses for beginners and preparation for diver license certification, located in Tennessee.

Resource guide includes information on lodging, restaurants and activities, including golf, surfing, diving, and fishing. Vicinity information and recommendations, and links.

Whale watching expeditions, diving vacations and kayaking.

PADI 5 Star IDC center, with full range of courses from novice to instructor. Mixed gas and rebreather diving, liveaboards and equipment sales.