
''Psychoda alternata'' is a species of moth fly in the family Psychodidae, commonly known as the trickling filter fly or drain fly. The larva is semiaquatic and lives in the gelatinous ooze associated with leaks of sewage effluent, drains, and in trickling filter systems.
Similar species: True Flies
By Christine Young
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Uploaded Aug 31, 2020. Captured Aug 18, 2020 21:58 in 5 East St, New Milford, CT 06776, USA.
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