Dark Arches Moth vs Pea Weevil

Side-by-side species comparison

Attribute	Dark Arches Moth	Pea Weevil
Scientific Name	Apamea monoglypha	Bruchus pisorum
Order	Lepidoptera	Coleoptera
Family	Noctuidae	Chrysomelidae
Size	46-56 mm wingspan	4-5 mm
Habitat	Farmland	Farmland
Diet	Root Feeders	Omnivores
Regions	Europe, Western Asia	Worldwide in pea-growing regions
Conservation	Least Concern	Not Evaluated

Dark Arches Moth

A large, dark brown moth with complex darker markings and pale stigmata. It is one of the largest and most frequently trapped noctuids in Europe.

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Larvae have been recorded feeding on other moth caterpillars when food is scarce.

A small brownish beetle that lays eggs on developing pea pods. The larva eats its way into a single pea and develops entirely inside it.

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Each larva consumes only one pea, leaving a perfectly round exit hole when it emerges.