About Small-headed Stonefly
A large spring-emerging stonefly found in clean upland rivers. Nymphs are predatory, feeding on mayfly and midge larvae. An important bioindicator species.
Did You Know?
Nymphs require the cleanest, most oxygen-rich water of any stonefly, making them sensitive pollution indicators.
How to Identify Small-headed Stonefly
Small-headed Stonefly (Perlodes microcephala) belongs to the order Plecoptera, family Perlodidae. Adults typically measure 15-22 mm body.
Small-headed Stonefly Habitat
Small-headed Stonefly is found in rivers & streams habitats, particularly across Europe. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Small-headed Stonefly Diet and Feeding
Small-headed Stonefly is a predatory species that actively hunts and feeds on other insects and small invertebrates. As a predator, it helps control populations of pest species and maintains ecological balance.
Where Is Small-headed Stonefly Found?
Small-headed Stonefly can be found in Europe, where it inhabits rivers & streams environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Small-headed Stonefly can be found
Is Small-headed Stonefly Dangerous?
Small-headed Stonefly 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.
Small-headed Stonefly Role in Nature
Small-headed Stonefly serves as a natural predator, helping to control populations of other insects. Predatory insects are valuable in both natural ecosystems and agriculture, where they reduce the numbers of pest species without the need for chemical pesticides.
Seasonal Activity
Frequently Asked Questions About Small-headed Stonefly
What does Small-headed Stonefly look like?
The Small-headed Stonefly typically measures 15-22 mm body.
Where is Small-headed Stonefly found?
The Small-headed Stonefly is found in Europe and typically inhabits rivers & streams environments.
What does Small-headed Stonefly eat?
The Small-headed Stonefly is a predator that hunts and feeds on other insects and small invertebrates.
Is Small-headed Stonefly dangerous to humans?
The Small-headed Stonefly is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Small-headed Stonefly?
Nymphs require the cleanest, most oxygen-rich water of any stonefly, making them sensitive pollution indicators.
Cite This Page
APA:
InsectDiscover. (2026). Small-headed Stonefly (Perlodes microcephala). Retrieved from https://insectdiscover.com/insect/small-headed-stonefly
MLA:
"Small-headed Stonefly." InsectDiscover, https://insectdiscover.com/insect/small-headed-stonefly.