In water film on surface of muddy sand

Description:

Longitude (deg): -2.4. Latitude (deg): 50.5. Longitude (deg/min): 2° 30' W. Latitude (deg/min): 50° 40' N. Vice county name: Dorset. Vice county no.: 9. Country: England. Identified by: Malcolm Storey. Comment: "Colonial naviculoid diatom filaments, on surface of mudflats exposed at low tide". Category: standard photograph or close-up. Where photo was taken: In situ. Photographic equipment used: Canon EOS600D dSLR with Tamron SP AF Di 90mm Macro 1:1 lens.