|  | 
Forewing Length: 6-8mm;
Wingspan: 11-13mm
| Egg | Larva | Pupa | Adult | 
| June - September | September - July | June - September | May - September (Earliest: 29.5) | 
| Biotopes: |   Pond Edge | |
| Food: (Larva) |   Potamogeton natans | |
| Possible Parasitoids: |   Many Ichneumonidae Larvae |   Several Braconidae Larvae | 
Catalogue of the Lepidoptera of Belgium:
Acentria ephemerella
 Acentria ephemerella
Acentria ephemerella
Lepiforum:
Acentria ephemerella
Plant Parasites of Europe:
Acentria ephemerella
Pictures © 2003 J.K. Lindsey, 2018 R. Thunus
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