Lunar Hornet Moth vs Western Fishfly

Side-by-side species comparison

Attribute Lunar Hornet Moth Western Fishfly
Scientific Name Sesia bembeciformis Neohermes filicornis
Order Lepidoptera Megaloptera
Family Sesiidae Corydalidae
Size 30–42 mm wingspan 40-55 mm wingspan
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Predators
Regions Europe, Western Asia Western North America
Conservation Not Evaluated Least Concern

Lunar Hornet Moth

A large clearwing moth that mimics a hornet and bores into willow and sallow trunks. Adults emerge in midsummer and are active in sunshine.

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Did You Know?

The empty pupal skin can be found protruding from the exit hole on willow trunks long after the moth has emerged.

Western Fishfly

A western North American fishfly with feathery antennae and brownish wings. Adults are attracted to lights near streams where their larvae develop.

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Did You Know?

Fishflies are distinguished from dobsonflies by their feathery antennae and lack of massive mandibles in males.