About March Fly
A common black fly that swarms in large numbers around Saint Marks Day in April.
Did You Know?
Mating pairs fly joined together with the smaller male dangling beneath the female.
How to Identify March Fly
March Fly (Bibio marci) belongs to the order Diptera, family Bibionidae. Adults typically measure 10-13 mm.
March Fly Habitat
March Fly is found in underground habitats, particularly across Europe. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
March Fly Diet and Feeding
March Fly is a detritivore that feeds on decaying organic matter and dead plant material. By breaking down dead matter, detritivores play a crucial role in nutrient recycling and soil formation.
Where Is March Fly Found?
March Fly can be found in Europe, where it inhabits underground environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where March Fly can be found
Is March Fly Dangerous?
March Fly is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.
March Fly Role in Nature
March Fly plays a vital role in decomposition and nutrient recycling. By breaking down dead organic matter, it helps return nutrients to the soil, supporting plant growth and maintaining ecosystem health.
Seasonal Activity
Frequently Asked Questions About March Fly
What does March Fly look like?
The March Fly typically measures 10-13 mm.
Where is March Fly found?
The March Fly is found in Europe and typically inhabits underground environments.
What does March Fly eat?
The March Fly feeds on decaying organic matter and dead plant material.
Is March Fly dangerous to humans?
The March Fly is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about March Fly?
Mating pairs fly joined together with the smaller male dangling beneath the female.
Cite This Page
APA:
InsectDiscover. (2026). March Fly (Bibio marci). Retrieved from https://insectdiscover.com/insect/march-fly
MLA:
"March Fly." InsectDiscover, https://insectdiscover.com/insect/march-fly.