![](http://photography.nationalgeographic.com/staticfiles/NGS/Shared/StaticFiles/Photography/Images/POD/c/coral-reef-fiji-977844-xl.jpg)
Coral Reef, Fiji Islands, 2005
Photograph by Tim Laman
Without a strobe light to animate its riot of colors, this Fijian reef in 45 feet (14 meters) of water remains as a fish would see it. Red light, with its longer wavelengths, dissipates at about 30 feet (10 meters), leaving smoky blues and muted yellows to dominate.