Golden Sea Fans cover the reef walls at this pristine coral reef site in the Sulu Sea, Philippines.

A peaceful stirring of the local reef fish breaks the stillness in the kelp forests off San Clemente Island.

Down-looking mosaic of the diverse array of colorful corals at Apo Island, Philippines.

Golden Sea Fans cover the reef walls at this pristine coral reef site in the Sulu Sea, Philippines.

First "gigapixel" image ever! 1.8 Gp life-size image of Bloody Bay Wall in Little Cayman, created from 300 images on transparency film.

1.8 gigapixel image of Bloody Bay Wall in Little Cayman, produced a decade later, revealing changes in the reef over ten years.

Caribbean Reef Sharks cruise “the Amphitheater”, a curved cut in the  steep reef walls at Littlle Cayman.

Millions of tiny minnows fill the caves at Devil’s Grotto. For the bigger fish – let the feast begin!

Morning calm in the California Giant Kelp Forest - a magnificent undersea ecosystem that mimics our forests on land.

That special feeling, ok fear, of being "out there" - immersed in deep water with no bottom – far from the shore in the open ocean.

A Stingray feeds in the foreground as the rest of the crowd cruise by in the late afternoon rays of North Sound in Grand Cayman.

A huge older green sea turtle looms above a Malaysian reef, swarming with colorful reef fish and large schools of jacks.

Imagine a window to the open ocean with delicate surface details showing through crystal clear blue streaked by ever moving sun rays.

Spectacular hues blanket this reef in Grand Cayman, dominated by the striking color of bright orange "Elephant Ear" sponges.

A pair of spotted Eagles Rays cruise effortlessly along the tops of the reef walls at Orange Canyon, as the cast of locals tend to life on the reef.