Spiny Crawler Mayfly vs Hop-Garden Earwig

Side-by-side species comparison

Attribute Spiny Crawler Mayfly Hop-Garden Earwig
Scientific Name Ephemerella subvaria Forficula lesnei
Order Ephemeroptera Dermaptera
Family Ephemerellidae Forficulidae
Size 8-12 mm 9-13 mm
Habitat Rivers & Streams Gardens
Diet Detritivores Detritivores
Regions North America Europe
Conservation Least Concern Least Concern

Spiny Crawler Mayfly

A mayfly important to fly anglers and known as the Hendrickson in fishing culture.

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Did You Know?

Its springtime hatch is one of the most anticipated events in fly fishing.

Hop-Garden Earwig

A small earwig closely related to the European earwig but distinguished by its shorter wing cases. It is found in southern European gardens and orchards.

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Did You Know?

This species was long confused with the European earwig and was only recognized as distinct in the early twentieth century.