- Cave Diving Information
- cavediving.com: Reference site, mail list, and info for the cave diver.
- Commercial Diving Information
- The Commercial Diving Directory: everything for the commercial diver
- www.divework.com: Covers all aspects of the commercial industry
- Diving Books, Publications, Videos
- Dive Now!- a wide selection of diving books and videos.
- Mountain Lake Diving: excellent book on CA & NV lake diving
- ScubaCore: Quarterly video magazine on DVD.
- Underwater Journal: A beautiful diving magazine!
- Dive Clubs
- Sea Divers: Redondo Beach based dive club. Very active!
- Diving Equipment Manufacturers
- Dive Rite: Everything for the technical diver.
- Kirby Morgan: Diving helmets, full-face masks and more
- Diving Unlimited International: Dry suits and advanced buoyancy compensators
- J.W. Fishers: High quality electronic underwater search equipment
- Force Fins: the fin specialists
- Ocean Management Systems (OMS) great technical and sport diving equipment
- Ocean Technology Systems: underwater communications equipment.
- Prescription Dive Masks: Get the mask you need to see underwater!
- Reef Scuba Accessories: Technical diving accessories and specialty products.
- Trelleborg-Viking, Inc. Sport and commercial diving dry suits.
- Ambient Pressure Diving: Makers of the Inspiration Rebreather.
- Zeagle Systems: A full line of quality diving gear
- Marine Biology
- MarineBio.org - beautiful web site with great critter and ecology information
- Diving Equipment Retailers
- Scuba Equipment USA- good selection of gear.
- Oyster Scuba and Travel Center - for divers in the UK and beyond....
- Diving Equipment Reviews
- Scuba Diving Kit Company UK - reviews and features covering the best of scuba diving from diving equipment to snorkeling advice.
- Diving Medical Information
- Diving Medicine Online: Dr. Ernest Campbell's excellent site
- Dive Industry Consultants
- Marine Marketing and Consulting: Consulting for the diving industry
- Scuba Directories
- Diving Index: An international directory of scuba sites
- Diving-Industry.com - extensive directory of scuba sites
- Gooddive.com - Good dive has many listings
- Go For a Dive - An outstanding scuba directory
- Scuba Duba: Directory of scuba resources
- Apnea: International directory of diving web sites
- Shark Diving Trips
- Shark Diving International: shark diving trips around the world!
- Underwater Photography Equipment & Info
- Amphibico Advanced underwater video housings and accessories
- Ultralight Control Systems: Superb brackets & trays for underwater lighting
- Underwater Photography.com: complete information on underwater photography
- Dive Travel Providers
- Anthony's Key Resort: Great diving in Honduras
- Dive Training
- Atlantis Bali Diving - IDC diving in Bali
- Scuba-Training.net - On-line scuba courses! Check it out!
- Omni Divers - All levels of sport diver training
- Scuba Necessities - Offers scuba gear online, scuba diving classes & tours.
- Technical Diving Information
- www.divetable.de - Information on diving physiology and a virtual dive computer museum
- www.idsaworldwide.org - Commercial diver training organization
- Mailing Services
- Coastal Postal - Outstanding mail service support and much more
- PC Technical Support
- Mark Perlstein - offers great technical support for the PC (and slowly becoming a Mac weenie!)