Fore-wing 16 - 19mm. The wings are a pale tawny colour with a paler rhombic shape near the middle, sandwiched between two darker shapes.
Weedy rivers, ponds and lakes. The larvae feed on algae near the water's edge.
Status and distribution
Widespread and fairly common throughout Britain. Fairly common in Nottinghamshire and recorded once at Netherfield.
Best time to see
May to September.