Underwater Photography Portals

• Wetpixel - Digital Photo and Imaging for Divers is a definite worthy contender for your first stop. It is a quality blog-like site where you're sure to find answers to many of your Underwater Digital Photography Questions. They have reviews of underwater housings and cameras, a latest news section, a great discussion forum, an underwater digital image contest as well as plenty of links, information and tips on how to get the best results.
  
  
• DigiDeep is another excellent underwater digital photography resource that has enough information to keep even and enthusiast occupied for hours. They also have an array of quality sections including one for news, a good underwater photography forum, some excellent underwater articles and their own contest page some some stunning examples of underwater digital images.

How to Improve Underwater Photography Sites

• One of the best 'How to' sites that we've found is the Canon Digital Camera Underwater Photography Guide. If you can get past the shameless self promotion of Canon Digital Cameras you'll find some very helpful tutorials including advice on pre dive preparations, Underwater Macro Photography, Marine Photography Techniques, Understanding White Balance (an important issue in underwater digital photography) as well as some retouching techniques.
  
  
• Mar Scuba offers another quality site. We found their Predive Preparation page particularly helpful. It covers Batteries, storage, Resolution settings, Buoyancy and even Insurance.
  
  
• Digital Diver Network is another excellent resource for any serious underwater digital photographer. Their Forum is one of the most active online underwater photography discussion pages we saw on our tour of the top sites.
  
  
• Sport Diver's Underwater Photography Tips page offers some excellent articles both on the practicalities of getting good shots but also on good diving techniques.
  
  
• ePhotozine has some excellent and very practical tutorials on different aspects of underwater photography. Check out Shark Photography, Playing with Sharks (someone has a death wish), Underwater Photography Advice/Techqnique and Underwater Photography - Absorbing Colours Technique.
  
  
• Seapix offers some helpful underwater photography tips and tricks including that you 'Use a low speed film and a strobe flash' and that the best lenses to have in your kit are a 'Super Wide-angle Lens and a Macro Lens'. Their equiptment guide is also full of useful recommendations and tips.

Underwater Photography - Post Production using computers

• Underwater Digital Photography - Histograms - this tutorial focuses on the topic of underwater digital photography, in which they claim the Histogram is one of the best tools available.

Underwater Equipment, Cameras, Strobes and Housing Website

• Inon America, Inc. Distributing Inon underwater imaging equipment - Lens and Strobes
  
  
• Sea and Sea bridges the centuries with a comprehensive line of underwater imaging products, from the world's most popular amphibious cameras to cutting edge housings for SLR cameras and video camcorde
  
  
• Ikelite - Still & Video Housings and lights/strobes
  
  
• UltraLight Control Systems - Strobe arms & access.