Giant Pacific Manta Ray, Revillagigedos Islands, Mexico

“Manta rays sometimes approach divers; an up-close encounter with such a huge, peaceful animal is unforgettable!” -- Nature's Best photographer, Deborah Smrekar.

See more beautiful ocean photos in our slideshow of winners from the 2010 Nature's Best Ocean Views photo contest.

Giant Pacific Manta Ray, Roca Partida Sea Mount, Revillagigedos Islands, Mexico
Credit: 

Deborah Smrekar/Nature’s Best Photography