About Hooked Stonefly
A large, patterned stonefly of eastern North American rivers with distinctive hooked anal gills. Nymphs are active nocturnal predators under cobbles.
Did You Know?
Its nymphs are nocturnal, hiding under rocks by day and actively hunting at night.
How to Identify Hooked Stonefly
Hooked Stonefly (Agnetina capitata) belongs to the order Plecoptera, family Perlidae. Adults typically measure 20-30 mm.
Hooked Stonefly Habitat
Hooked Stonefly is found in rivers & streams habitats, particularly across Eastern North America. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Hooked Stonefly Diet and Feeding
Hooked 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 Hooked Stonefly Found?
Hooked Stonefly can be found in Eastern North America, where it inhabits rivers & streams environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Hooked Stonefly can be found
Is Hooked Stonefly Dangerous?
Hooked 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.
Hooked Stonefly Role in Nature
Hooked 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 Hooked Stonefly
What does Hooked Stonefly look like?
The Hooked Stonefly typically measures 20-30 mm.
Where is Hooked Stonefly found?
The Hooked Stonefly is found in Eastern North America and typically inhabits rivers & streams environments.
What does Hooked Stonefly eat?
The Hooked Stonefly is a predator that hunts and feeds on other insects and small invertebrates.
Is Hooked Stonefly dangerous to humans?
The Hooked Stonefly is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Hooked Stonefly?
Its nymphs are nocturnal, hiding under rocks by day and actively hunting at night.
Cite This Page
APA:
InsectDiscover. (2026). Hooked Stonefly (Agnetina capitata). Retrieved from https://insectdiscover.com/insect/hooked-stonefly
MLA:
"Hooked Stonefly." InsectDiscover, https://insectdiscover.com/insect/hooked-stonefly.