Using UV lights at night can transform your underwater photos.

Balance your lights, focus and flash to get a great photo of the cenotes in Mexico's Yucatan Peninsula.

Focus lights sharpen your underwater images, especially for macro photographers.

Use these tips to capture stunning underwater pictures of seahorses, one of the ocean's most iconic creatures.

Play with the ocean's diversity and photographic technique and you will create one-of-a-kind images.

"These are the perfect tool to expand the field of view on compact cameras."

Practice and lighting are two integral components to capturing sweeping reef images.

Where to head for favorable conditions and reliable encounters with photogenic animals

Here's how to become an underwater photographer.