Eristalinus aeneus (Scopoli 1763) wing length 6.5mm to 9.5mm.
Most species of Eristalinus have distinctive eye markings and Eristalinus aeneus definitely has this characteristic.
They are very quick and agile flyers like most Eristalinus species.
Habitat… Mainly coastal.
Feeding on a wide range of nectar giving flowers.
Larvae of Aeneus is saprobic on wet, decaying frond of Seaweeds.
Below you can see images of the female as well as the male, the females eyes being set further apart.