c7mm. Bright yellow and without any dark stripes on the thorax. The first antennal segment is much longer than the second. The thorax is glossy - without any dusting to make it dull. The round head is all yellow without any dark markings.

Empis concolor is similar but has a dark patch on the head behind the eyes.

• c7mm
• all yellow, no dark stripes on the thorax
• no dark mark on the head (behind the eyes)
• first antennal segment much longer than the second

If not identified by a recognised expert,  good photo is required showing the key characters and/or a describe how it was identified.

May to August

Widespread. 

Not often recorded.