Bearded Robber Fly vs Green Chironomid

Side-by-side species comparison

Attribute Bearded Robber Fly Green Chironomid
Scientific Name Machimus atricapillus Tanytarsus pallidicornis
Order Diptera Diptera
Family Asilidae Chironomidae
Size 12-18 mm 3-5 mm
Habitat Heathland Ponds & Lakes
Diet Herbivores Omnivores
Regions Europe Europe
Conservation Least Concern Least Concern

Bearded Robber Fly

A common European robber fly with a prominent mystax (facial beard) of bristles that protect its face during prey capture. It hunts from perches on bare ground and low vegetation.

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Did You Know?

Its dense facial beard of stiff bristles acts as a protective cage, shielding its eyes from the thrashing legs of captured prey.

Green Chironomid

A small greenish midge common in clean flowing water habitats. Larvae build portable silk tubes attached to stone surfaces.

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Did You Know?

Males form dense aerial mating swarms at dusk that resemble rising columns of smoke above waterways.