Cheilosia nebulosa Verrall, 1871Biology
The larva of this species is unknown. Adults visit flowers such as Salix catkins along woodland rides and edges, often near carr or marshes. Males hover high up beside flowering sallows Salix sp. or Hawthorn Crataegus sp. bushes.Distribution
Very widely distributed but records are extremely scattered. Numbers drop towards the Scottish borders and there are just two records immediately north of Edinburgh.Status
Lower Risk (Nationally scarce) - Ball & Morris, 2010. Rare (RDB3) - Falk, 1991 and Shirt, 1987.