At dusk, Mandarinfish (Synchiropus splendidus) come out from hiding to mate. Lembeh Strait, Indonesia
A diver hovers over a sunken tank on the Nippo Maru, a Japanese World War II wreck. Truk Lagoon, Chuuk, Micronesia
A gorgonian sea fan and attached crinoids in shallow water. Raja Ampat, Indonesia
A flamboyant cuttlefish (Metasepia pfefferi). Lembeh Strait, Indonesia
A photographer looks through the deep swim-through at Pohon Miring. Banda Islands, Indonesia
