Sweat Fly

Morellia simplex

Description

Over all length 9 to 10mm. A dark, blackish fly attractively marked with grey and white on the thorax and abdomen.

Habitat

Most often recorded around cattle, where its attentions can be a nuisance.

Status and distribution

Common and widespread throughout much of Britain. Common in Nottinghamshire and recorded twice at Netherfield Lagoons.

Best time to see

April/May and August/September.

  • Sweat Fly - Morellia simplex - male - August 5th 2020

  • Sweat Fly - Morellia simplex - male - August 5th 2020

  • Sweat Fly - Morellia simplex - male - August 5th 2020

  • Sweat Fly - Morellia simplex - male - August 18th 2020

  • Sweat Fly - Morellia simplex - male - August 18th 2020

  • Sweat Fly - Morellia simplex - male - August 18th 2020

  • Sweat Fly - Morellia simplex - male - July 27th 2021

  • Sweat Fly - Morellia simplex - male - July 27th 2021

  • Sweat Fly - Morellia simplex - female - July 27th 2021