About 85 feet down, inside the crevasse of a submerged volcano in Marianas Trench Marine National Monument, a bubble coral extends poisonous "sweeper" tentacles to push away competitors.
The trouble with tribbles: this confidently cute sea cucumber gets ugly when harassed by predators, bathing them in mucus.
Saipan's Grotto, where a jungle cenote drains through caves and narrow passages into the ocean.
Glen Smith gets the ultimate slow food on Pagan island, where Japanese war planes lie in the weeds, trees growing through their wings.
Fan coral in the clear waters of the Marianas, where few islands have been catalogued by divers.
With meat like lobster, coconut crabs are overfished in the Marianas--but turned out to be prolific in the protected monument region.
Hernan Tudela, a Chamorro critic of the marine monument, teaches his son to use a throw net at Lau Lau beach, Saipan.
A midsummer eclipse envelopes Maug.
In Saipan, crime reports often describe robbers taking cash from a shop keeperand as much SPAM as they could carry.