Longitude (deg): -0.3. Latitude (deg): 54.2. Longitude (deg/min): 0° 20' W. Latitude (deg/min): 54° 20' N. Vice county name: North-east Yorkshire. Vice county no.: 62. Country: England. Associated species: Cladophora laetivirens . Identified by: Malcolm Storey. Comment: filamentous red alga, epiphytic on Cladophora laetivirens in shallow rock pool on upper shore. Category: microscope photograph. Image scaling: magnified. Real world width(mm): 0. Photographic equipment used: Canon EOS10D digital SLR and Meiji microscope with x2.5 projection eye-piece. DPI defaulting to 72..