Yellow Sally Stonefly vs Beautiful Snout

Side-by-side species comparison

Attribute Yellow Sally Stonefly Beautiful Snout
Scientific Name Isoperla grammatica Hypena crassalis
Order Plecoptera Lepidoptera
Family Perlodidae Erebidae
Size 8-14 mm 30-36 mm wingspan
Habitat Rivers & Streams Heathland
Diet Omnivores Omnivores
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.

Beautiful Snout

A moth with long palps forming a snout-like projection and warm purple-brown wings crossed by pale lines. It is associated exclusively with bilberry on acidic heathlands.

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Did You Know?

Its elongated mouthparts give it the appearance of having a beak, unique among British moths.