About Water Scorpion
A flat aquatic bug that lurks in shallow water resembling a dead leaf. It breathes through a long tail-like siphon that breaks the water surface.
Did You Know?
Despite its name and scorpion-like raptorial forelegs, the water scorpion is a weak swimmer and instead ambushes prey from vegetation.
How to Identify Water Scorpion
Water Scorpion (Nepa cinerea) belongs to the order Hemiptera, family Nepidae. Adults typically measure 18-22 mm.
Water Scorpion Habitat
Water Scorpion is found in ponds & lakes habitats, particularly across Europe, Asia. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Water Scorpion Diet and Feeding
Water Scorpion has an omnivorous diet, feeding on both plant and animal matter. This dietary flexibility allows it to exploit a wide range of food sources in its environment.
Where Is Water Scorpion Found?
Water Scorpion can be found in Europe, Asia, where it inhabits ponds & lakes environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Water Scorpion can be found
Is Water Scorpion Dangerous?
Water Scorpion 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.
Water Scorpion Role in Nature
Water Scorpion plays a role in its ecosystem as part of the food web, serving as both consumer and prey. Insects like Water Scorpion are a vital food source for birds, bats, and other wildlife, and contribute to the overall health and balance of their environment.
Seasonal Activity
Frequently Asked Questions About Water Scorpion
What does Water Scorpion look like?
The Water Scorpion typically measures 18-22 mm.
Where is Water Scorpion found?
The Water Scorpion is found in Europe, Asia and typically inhabits ponds & lakes environments.
What does Water Scorpion eat?
The Water Scorpion has an omnivorous diet, feeding on both plant and animal matter.
Is Water Scorpion dangerous to humans?
The Water Scorpion is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Water Scorpion?
Despite its name and scorpion-like raptorial forelegs, the water scorpion is a weak swimmer and instead ambushes prey from vegetation.
Cite This Page
APA:
InsectDiscover. (2026). Water Scorpion (Nepa cinerea). Retrieved from https://insectdiscover.com/insect/water-scorpion
MLA:
"Water Scorpion." InsectDiscover, https://insectdiscover.com/insect/water-scorpion.