Horn corals

Horn corals: Horn corals and a swarm fish beneath the water surface. — Dunia Kecil, Wajil Batan, Rajat Empat, Indonesia, Nikon Coolpix 5400, Fischaugen-Vorsatz, March 15, 2005. Nikon E5400, 1/81 s, F/5.2, 24 mm, ISO 50, Tuesday, March 15, 2005 15:17:53