Bug Wiki
Sticker of Marsh lady beetle
Bug card No. 2776 of 4,939

Marsh lady beetle

Anisosticta bitriangularis
Eats: Other bugs and small animalsLadybirdsPonds, rivers and shores6 legs

The marsh lady beetle is a tiny ladybird that lives in wet, marshy places. It is smaller than a pea. It lives in the north of the world, on three continents.

Lives in
Europe, northern Asia and North America, in marshes and wet places
Length
3 to 4 mm (0.12 to 0.16 in)
Top speed
about 24 km/h (15 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It does not bite or sting.
What does it eat?
Like many ladybirds, it hunts tiny soft insects such as aphids.
For real!Photo of Marsh lady beetle
Picture by Zygy. CC0, via Wikimedia Commons.

How big is it?

How long is it?

Marsh lady beetle about 4 mm long (0.16 in)A grain of rice about 6 mm (0.24 in)
small enough to sit on your fingernailcould fly across a whole football pitch in 16 secondsmoves 1700 times its own body length every second

How big is Marsh lady beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It is only 3 to 4 millimetres long.

2

In North America it lives from Labrador to New Jersey and west to Alaska, California and British Columbia.

3

Its other name is the swamp lady beetle.

you asked

Most asked questions about Marsh lady beetle

?How big is the marsh lady beetle?

Only about 3 to 4 millimetres long, smaller than a pea.

?Where does the marsh lady beetle live?

In Europe, northern Asia and North America, in marshes and other wet places.

For bug experts

Scientific name
Anisosticta bitriangularis
Group
Ladybirds
Family
Coccinellidae
Classification
Insecta > Coleoptera > Coccinellidae
Lives on
Europe, Asia, North America
Also known as
Swamp lady beetle

Where the facts come from

  1. Anisosticta bitriangularis (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 Zygy. CC0, 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.

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More from the same group: Ladybirds

Also at home here: Ponds, rivers and shores

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