Longitude (deg): -1.1. Latitude (deg): 51.5. Longitude (deg/min): 1° 10' W. Latitude (deg/min): 51° 30' N. Vice county name: Berks. Vice county no.: 22. Country: England. Stage: Imago. Associated species: Glyceria maxima. Identified by: Malcolm Storey. Comment: Swept off Reed Sweet-Grass. Category: macro-photograph. Real world width(mm): 7.57766666666666. Photographic equipment used: Specimens directly scanned on Black Widow 9630 SP flatbed scanner.