Fringed diving beetle
Cybister fimbriolatus

The fringed diving beetle is a big beetle that lives in ponds and ditches. It swims under water like a little submarine. It is a hunter that chases other small water animals.
Lives in
North America, Central America and South America, in ponds and ditches
Can it hurt you?
Harmless
Harmless if you leave it in its pond. It is a wild hunter, so just watch it.
What does it eat?
It hunts other small water creatures, like water insects.

How fast is it?
A tortoise about 0.3 km/h (0.19 mph)
Fringed diving beetle about 1.8 km/h (1.1 mph)
A person walking about 5 km/h (3.1 mph)
A kid running fast about 13 km/h (8.1 mph)
cool stuff
Fun facts
1
It is busiest in summer.
2
It mostly hunts at night, but sometimes it is active in the day too.
3
The males have extra wide front feet, which help them hold on to a female.
4
Over the years scientists have given it at least seven different names.
you asked
Most asked questions about Fringed diving beetle
?What does the fringed diving beetle eat?
Other small water animals, such as water insects.
?Where does the fringed diving beetle live?
In ponds and ditches in North, Central and South America.
For bug experts
- Scientific name
- Cybister fimbriolatus
- Named by
- Say, 1823
- Group
- Beetles
- Family
- Dytiscidae
- Classification
- Insecta > Coleoptera > Dytiscidae
- Lives on
- North America, South America
- Also known as
- Giant diving beetle
Where the facts come from
- Cybister fimbriolatus (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
- Picture by Fredlyfish4. 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.
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