Habitat: Wetlands, flushes and streams in blanket bog, raised bogs, fen, wet grassland, pond and lake margins and along brooks.
Flowers visited include Caltha, Cicuta virosa, Filipendula ulmaria, Potentilla erecta, Ranunculus, Salix repens.


The flight period is April to September.
The larva is sub-aquatic within stem sheaths of  Typha and other water plants.
Habitat: Wetlands, flushes and streams in blanket bog, raised bogs, fen, wet grassland, pond and lake margins and along brooks. Flowers visited include Caltha, Cicuta virosa, Filipendula ulmaria, Potentilla erecta, Ranunculus, Salix repens. 

The flight period is April to September. The larva is sub-aquatic within stem sheaths of  Typha and other water plants.
Neoascia tenur