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Fen fly

Observed: 11th May 2012 By: barkwater
unknown fly
Description:

Too give some idea of the size of the unknown fly sitting on the house wall, the "F" on the plastic vent is 6.5mm tall. Local habitat is fenland within 10 m of a slow moving river. Weather was sunny, windy and 15 degrees centigrade. Observation at about noon

Identifications
Species interactions

No interactions present.