Underwater view of giant clam (Tridacna spp), Pixies Bommie, Great Barrier Reef, Queensland, Australia, Pacific

Underwater view of giant clam (Tridacna spp), Pixies Bommie, Great Barrier Reef, Queensland, Australia, Pacific

A coral bommie full of reef fish and healthy corals, Red Sea.

A coral bommie in the Red Sea at Yolanda Reef is full of anthias fish.

Blue starfish (Linckia laevigata) cling to a coral bommie in Indonesia. This species of seastar is common throughout the Indo-Pacific.

A coral bommie full of life, Maldives.

Cardinalfish school around a colorful coral bommie growing on a reef in Raja Ampat, Indonesia.

Massive table coral (Acropora sp.), Rongelap, Marshall Islands, Micronesia, Pacific

Reticulated dascyllus (Dascyllus reticulatus) hover over coral bommie, Rongelap, Marshall Islands, Micronesia, Pacific

Coral Fields Blue Coral Bommies, (Heliopora sp.) and local fishing boat. Gorontalo, Sulawesi, Indonesia. (rr)

Coral Fields Blue Coral Bommies, (Heliopora sp.) and divers. Gorontalo, Sulawesi, Indonesia. (rr)

Coral bommies in sandy substrate, Rongelap, Marshall Islands, Micronesia, Pacific

Branching corals (Acropora sp.), Rongelap, Marshall Islands, Micronesia, Pacific