Bug Wiki
Sticker of Yellow-shouldered hover fly
Bug card No. 4910 of 4,939

Yellow-shouldered hover fly

Ischiodon scutellaris

The yellow-shouldered hover fly is a small fly with a shiny black back. Each side of its back has a yellow edge, like little yellow shoulders. Its babies are a big help to gardeners and farmers.

Lives in
From Turkey and India to Japan and Australia, and on Pacific islands
Length
1 cm (0.39 in)
Top speed
about 13 km/h (8.1 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a fly, so it has no sting and does not bite people.
What does it eat?
The grown-up flies visit flowers. The babies, called larvae, eat aphids, the tiny bugs that suck the juice out of plants.
For real!Photo of Yellow-shouldered hover fly
Picture by Rison Thumboor. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Yellow-shouldered hover fly about 1 cm long (0.39 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
small enough to sit on your fingernailas long as 1.5 grains of rice in a rowcould fly across a whole football pitch in 29 secondsmoves 360 times its own body length every second

How big is Yellow-shouldered hover fly compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

Its larvae eat so many aphids that people use them to protect crops.

2

The larva is bright green-yellow with a white stripe across its body.

3

Its eggs are white and oval.

4

Its legs are mostly orange to yellow.

5

It lives on almost all the Pacific islands, but not in Hawaii.

you asked

Most asked questions about Yellow-shouldered hover fly

?Is the yellow-shouldered hover fly dangerous?

No. It has no sting and is harmless to people.

?What does the yellow-shouldered hover fly eat?

The grown-ups visit flowers, and the larvae eat aphids.

?How big is the yellow-shouldered hover fly?

Its body is about 1 centimetre long.

For bug experts

Scientific name
Ischiodon scutellaris
Group
Flies and mosquitoes
Family
Syrphidae
Classification
Insecta > Diptera > Syrphidae
Lives on
Asia, Australia and Oceania
Also known as
Common hover fly

Where the facts come from

  1. Ischiodon scutellaris (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Rison Thumboor. CC BY-SA 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

Bug Wiki honey jar For grown-ups: Bug Wiki is free, with no ads and no tracking. A small tip helps keep it online.Leave a tip

More from the same group: Flies and mosquitoes

Also at home here: Gardens and meadows

Honey jarfor grown-ups