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#3780 · 🪰 flies & mosquitoes

Noon Fly

🇳🇱 Schorsvlieg ·Mesembrina meridiana

🪰 Flies & mosquitoes 📍 in the Netherlands
Noon Fly, photo 1 of 10
1/10 © Janet Graham · CC BY 4.0

what is it?

Mesembrina meridiana is a species of fly, sometimes known as the noon fly . It is widespread and common between late April and late October, particularly in cattle-rearing areas. It is a large black fly with orange colouration on the base of its wings, on the feet and the face. Adults are most often seen on cow dung, basking in open ground or visiting flowers to feed upon nectar. Eggs are laid in cow dung, the larvae...

base stats

  • NL sightings 238iNaturalist, research grade
  • worldwide 7,605iNaturalist observations

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • Spotted 238 times in the Netherlands on iNaturalist: the #29 most seen of the flies & mosquitoes in NL.
  • 7,605 observations worldwide on iNaturalist.
  • Scientifically named in 1758 (268 years ago).

fact sheet

English
Noon Fly
Nederlands
Schorsvlieg
scientific name
Mesembrina meridiana
class
Insecta
order
Diptera
family
Muscidae
sightings in NL
238
sightings in Europe
5,772
sightings worldwide
7,605
GBIF records in NL
17,653
weight
—
length
—
lifespan
—
named
1758

relatives· Muscidae

Sources: iNaturalist taxon 333502, Wikidata Q6821197, GBIF 1525771, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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