Yellow Sally Stonefly vs Perlodes Stonefly

Side-by-side species comparison

Attribute Yellow Sally Stonefly Perlodes Stonefly
Scientific Name Isoperla grammatica Perlodes microcephalus
Order Plecoptera Plecoptera
Family Perlodidae Perlodidae
Size 8-14 mm 15-25 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Predators
Regions Europe Europe
Conservation Least Concern Least Concern

Yellow Sally Stonefly

A common European stonefly with a distinctive yellow body, emerging in late spring on clean rivers. It is a well-known species among European fly anglers.

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Did You Know?

Yellow sally stoneflies drum their abdomens on surfaces to produce vibrations that attract mates, a behavior unique to stoneflies.

Perlodes Stonefly

A striking patterned stonefly with yellow and brown markings found across Europe. Nymphs are active predators that emerge in spring.

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Did You Know?

Males communicate with potential mates by vibrating their bodies against the substrate to produce drumming signals.