Norfolk status Rare. Found at stands of emergent plants at the edges of broads, lakes and gravel-pits. Recorded at a handful of Norfolk sites, mostly Broads and in Breckland wetlands (near Brandon). Recent records at Blakeney Point NNR 2004, and at a Breckland stronghold from 2008 to 2012.
Recorded in 15 (22%) of 69 10k Squares. First Recorded in 1869. Last Recorded in 2012.