A crown-of-thorns sea star (Acanthaster planci) feeds on a living coral colony among the remote, tropical islands of Raja Ampat, Indonesia.

Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

Encrusting sponges, soft corals, and other invertabrates living on pilings on Arborek Reef, Raja Ampa, Indonesia, Southeast Asia, Asia

Huge biodiversity in living coral reef, Red Sea, Egypt

Lighthouse Reef, Belize, Central America

Living coral reef, Oceanopolis, Brest, Britanny, France, EU

Redmouth Grouper (Aethaloperca rogaa). So named because of its bright red inside mouth. Can often be found living amongst colonies of Yellow Sweeper (Parapriacanthus ransonneti) which it vigorously protects from attack by passing jacks, in return for feeding from the same glassfish colony. Red Sea.

Living coral reef, Oceanopolis, Brest, Britanny, France, EU (rr)

Olive ridley turtle hatchling, Lepidochelys olivacea, Costa do Sauipe, Bahia, Brazil (South Atlantic)

Crab preying on dead portuguese man-of-war, Physalia physalis, Praia do Forte, Bahia, Brazil (South Atlantic)

Olive ridley turtle hatchling, Lepidochelys olivacea, Costa do Sauipe, Bahia, Brazil (South Atlantic)

Wave breaking over shallow coral reef, Ailuk atoll, Marshall Islands, Pacific

Starry night octopus, Octopus luteus, foraging on coral reef at night, Malapascua, Cebu, Philippines, Visayan Sea.

French angelfish, Pomacanthus paru, Ilha rata, Fernando de Noronha national marine sanctuary, Pernambuco, Brazil (S. Atlantic)

A diver swims in the underwater national park of Bunaken, Sulawesi, Indonesia.

Colourful coral reef with soft corals Dendronephthya.

white-maned anemonefish or pink anemonefish, Amphiprion perideraion.

Diver's portraits behind a Gorgonie. The diver breaths a gas mixture, Nitrox.

white-maned anemonefish or pink anemonefish, Amphiprion perideraion.

false anemonefish or Clownfish Amphiprion ocellaris.

Diver swims behind a Gorgonia.

Diver's portraits behind a Gorgonie. The diver breaths a gas mixture, Nitrox.

white-maned anemonefish or pink anemonefish, Amphiprion perideraion.

Live Black-Lipped Pearl Oyster (Pinctada margaritifera) living on Haloha Reef off Maui; Maui, Hawaii, United States of America

Micronesia, Yap, Soft Alcyonarian coral (Dendronephthya sp) illuminated in ocean.

Spotted cleaner shrimp in anemone, Periclimenes yucatanicus, Netherlands Antilles, Bonaire, Caribbean Sea

Spotted cleaner shrimp in anemone, Periclimenes yucatanicus, Netherlands Antilles, Bonaire, Caribbean Sea