Pascal Kobeh / Divers are setting up concrete reef balls to build an artificial reef, Philippines, Sulu Sea. August 2014.

Pascal Kobeh / Giant clam (Tridacna) on 'Lotus' artificial reef, built in 2001 with a steel frame using mild electric currents to encourage coral growth, with diver in the background. Vabbinfaru Island in North Male...

Juergen Freund / Diver lowering an artificial reef made of ceramic snowflakes to help rejuvenate the dead reef of El Nido. The 1998 El Nino caused a massive scale coral bleaching to this tourist town that used to have...

Juergen Freund / Umbrella and other human waste thrown out into the coastal waters, settling on the ground becoming marine life habitat, Moluccas Islands, Indonesia, December 2009

Georgette Douwma / Blue-girdled angelfish (Pomacanthus navarchus) on the wreck "Kasi Maru", a Japanese merchant ship sunk in fifty feet of water off Munda in Ironbottom Sound during a World War II bombing raid July 1943...

Wild Wonders of Europe / Banfi / Two Scorpionfish (Scorpaena porcus) lying on artificial reef, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009. BOOK & WWE OUTDOOR EXHIBITION. Wild Wonders kids book.

Wild Wonders of Europe / Banfi / Scorpionfish (Scorpaena porcus) lying on the artificial reef, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009

Wild Wonders of Europe / Banfi / One of the deeper artificial reefs, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009

Wild Wonders of Europe / Banfi / One of the deeper artificial reefs surraunded by Damselfish (Chromis chromis) with a Comber (Serranus cabrilla) in the middle, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009

Wild Wonders of Europe / Banfi / Moray eel (Muraena helena) looking out of a hole in the artificial reef, Larvotto Marine Reserve, Monaco, Mediterranean Sea, July 2009. WWE INDOOR EXHIBITION

Michael Pitts / Mast light of Japanese WWII ship, which has formed an artificial reef in the Marovo lagoon, Solomon Islands

Magnus Lundgren / Wild Wonders of China / Artificial reefs packed with Goatfish (Mullidae) Green Island, a small volcanic island in the Pacific Ocean , Taiwan