Prostoia Forestfly vs Hooked Stonefly

Side-by-side species comparison

Attribute Prostoia Forestfly Hooked Stonefly
Scientific Name Prostoia besametsa Agnetina capitata
Order Plecoptera Plecoptera
Family Nemouridae Perlidae
Size 5-8 mm 20-30 mm
Habitat Woodlands Rivers & Streams
Diet Detritivores Predators
Regions North America Eastern North America
Conservation Least Concern Least Concern

Prostoia Forestfly

A small spring stonefly of eastern North American woodland streams. Nymphs are detritivores among leaf packs in gentle currents.

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Did You Know?

The genus name Prostoia was coined to distinguish these North American species from the European Protonemura.

Hooked Stonefly

A large, patterned stonefly of eastern North American rivers with distinctive hooked anal gills. Nymphs are active nocturnal predators under cobbles.

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Did You Know?

Its nymphs are nocturnal, hiding under rocks by day and actively hunting at night.