Aerial view of Wistari Reef lagoon. Wistari Reef is located near the Tropic of Capricorn in the southern Great Barrier Reef, Australia, and part of the Capricorn group of reefs. © Gary Bell / OceanwideImages.com
Scuba Diver exploring a drop off covered in colourful soft corals. Osprey Reef, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Scuba Diver observing schools of Anthias, or Fairy Basslets, feeding in the water column at Steve's Bommie, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Scuba Diver observing a Coral Grouper (Cephalopholis miniata). Also known as Coral Rock Cod and Coral Cod. Lighthouse Bommie, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Scuba Diver exploring a coral overhang covered in colourful soft corals. Osprey Reef, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Under/over showing a Scuba Diver exploring a coral reef. Osprey Reef, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Scuba Diver observing a school of Luner-tailed Bigeye (Priacanthus hamrur). Osprey Reef, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Scuba Diver exploring a coral reef. Osprey Reef, Great Barrier Reef, Queensland, Australia. © Bob Halstead / OceanwideImages.com
Reef scene showing a variety of Sea Ascidians, or Sea Tunicates, perched on an out-crop and feeding in water column. Photo taken in Komodo National Park, Indonesia © Michael Patrick O'Neill / OceanwideImages.com
Barrel Sponges (Xestospongia muta) on a coral reef in Palm Beach, Florida, USA © Michael Patrick O'Neill / OceanwideImages.com
Reef scene showing Soft Coral (Dendronephthya sp.) and various Hard Corals. Photo taken in Komodo National Park, Indonesia. The reefs in Komodo are among the richest in the world and home to over 1,000 types of fish and nearly 400 varieties of coral. © Michael Patrick O'Neill / OceanwideImages.com
Coral Reef Scene in Palm Beach County, Florida, USA, showing an assortment of invertebrate life and fish species. These reefs in the southeast coast of Florida are among the richest in the western Atlantic. © Michael Patrick O'Neill / OceanwideImages.com
Coral Reef Scene in Palm Beach County, Florida, USA, showing an assortment of invertebrate life and fish species. These reefs in the southeast coast of Florida are among the richest in the western Atlantic. © Michael Patrick O'Neill / OceanwideImages.com
Coral Reef Scene in Palm Beach County, Florida, USA, showing an assortment of invertebrate life and fish species. These reefs in the southeast coast of Florida are among the richest in the western Atlantic. © Michael Patrick O'Neill / OceanwideImages.com
Lettuce Coral (Turbinaria sp.). Photo was taken at the Fijian Islands. © David Fleetham / OceanwideImages.com
Split scene showing a tropical coral reef and a live-aboard dive vessel. Photo taken at the Fijian Islands. © David Fleetham / OceanwideImages.com
Shallow coral reef scene. Photo taken at the Fijian Islands. © David Fleetham / OceanwideImages.com
Snorkel Diver exploring a tropical coral reef at Kadavu Island, Fijian Islands. © David Fleetham / OceanwideImages.com
Under over water picture of a scuba diver (MR) observing Batfish on a tropical reef. This is a composite image, comprising of 2 or more images digitally merged together. © David Fleetham / OceanwideImages.com
Under over picture of a scuba diver (MR) observing a cluster of Crinoid Feather Stars on a tropical reef. This is a composite image, comprising of 2 or more images digitally merged together. © David Fleetham / OceanwideImages.com
Under over picture of a scuba diver (MR) observing tropical fish on a coral reef. This is a composite image, comprising of 2 or more images digitally merged together. © David Fleetham / OceanwideImages.com
Diver (MR) observing Dendronephthya Soft Corals on a tropical reef. A typical reef scene that can be found throughout the Indo-Pacific. Photo taken at Komodo, Indonesia © David Fleetham / OceanwideImages.com
Slate Pencil Sea Urchins (Heterocentrotus mammillatus) and Ornate Butterflyfish (Chaetodon ornatissimus). Hawaii, USA © David Fleetham / OceanwideImages.com
Reef scene showing tropical palm island surrounded by coral reef, with Hawksbill Turtle in foreground. Mabul Island. Malaysia. This is a composite image, with the sea turtle digitally merged into the image. Within the Coral Triangle. © David Fleetham / OceanwideImages.com
Wave breaking over a tropical coral reef. Fiji. © David Fleetham / OceanwideImages.com
Reef scene consisting of Alcyonarian Soft Coral and schooling Bigeye Jacks (Caranx sexfasciatus). Photo taken off the island of Yap, Micronesia. © David Fleetham / OceanwideImages.com
Grey Reef Sharks (Carcharhinus amblyrhynchos), circling above a reef covered in Alcyonarian Soft Coral. Photo taken off the island of Yap, Micronesia. © David Fleetham / OceanwideImages.com
Underwater coral reef seascape, showing a variety of hard corals. Photo was taken Fiji. © David Fleetham / OceanwideImages.com
Diver observing a variety of Dendronephthya Soft Corals at the entrance to a cavern. Fiji. © David Fleetham / OceanwideImages.com
Underwater coral reef seascape, showing a variety of hard corals and Anthias. Photo was taken Fiji. © David Fleetham / OceanwideImages.com
Reef Scens, comprising of Slate Pencil Urchins (Heterocentrotus mammillatus), amongst corals. Hawaii, Pacific Ocean, USA © David Fleetham / OceanwideImages.com
Underwater coral reef seascape, showing a variety of hard corals. Photo was taken Fiji. © David Fleetham / OceanwideImages.com
Reef Scene, comprising of Slate Pencil Urchins (Heterocentrotus mammillatus), amongst corals. Hawaii, Pacific Ocean, USA © David Fleetham / OceanwideImages.com
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