Hard to spot and even harder to look away from, creatures like the tasseled anglerfish, stargazer, red-lipped batfish and reef stonefish are among the most unsightly species in the underwater world

Of the nearly 700 photos submitted in this year's Photo Contest, Scuba Diving received some great egg shots. See what our readers caught on film!

Jellyfish are the farmers, not the farmed, at this hidden Indonesian lagoon.

Rick MacPherson, conservation programs director for the Coral Reef Alliance, has built a global team of local conservation leaders in everywhere CORAL works.

A new documentary explores the tragic legacy of killer whale training.