Tree with Slime Algae

Tree with Slime Algae: The sunken trees are covered with slime algae. Don't touch them or they might fall off as shown on this picture. — Nikon D200, Nikkor AF-S 10.5mm f/2.8 Fisheye, 2 x Sea & Sea YS-110α strobes, Lake Samaranger, Austria, 10 August 2013. Nikon D200, 1/250 s, F/4.0, 10.5 mm, ISO 200, Saturday, August 10, 2013 15:25:33