Winter Stonefly vs Large Stonefly

Side-by-side species comparison

Attribute Winter Stonefly Large Stonefly
Scientific Name Taeniopteryx burksi Perla bipunctata
Order Plecoptera Plecoptera
Family Taeniopterygidae Perlidae
Size 8-14 mm 20-30 mm
Habitat Rivers & Streams Rivers & Streams
Diet Detritivores Predators
Regions North America Europe
Conservation Least Concern Near Threatened

Winter Stonefly

A dark-colored stonefly that emerges during winter months when few other aquatic insects are active. Adults can be found walking on snow near streams.

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Did You Know?

Winter stoneflies are among the very few insects that emerge as adults during the coldest months of the year.

Large Stonefly

One of the largest European stoneflies with a distinctive pair of pale spots on its head. Its predatory nymphs live among stones in fast-flowing rivers.

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Did You Know?

Large stonefly nymphs require three years to complete development, making them particularly vulnerable to long-term changes in water quality.