Clamshells

Clamshells: Two empty clamshells. It was just a test shot for the right camera settings, but despite of some caddisfly larvae there was nothing more interesting on this dive site. Dive #645: Swimming bath Brugg, Aare. Nikon D200, 1/250 s, F/22.0, 105 mm, ISO 200, Friday, May 4, 2018 09:15:55