Atlantic Stream Crayfish vs beaded chestnut

Austropotamobius pallipes compared with Agrochola lychnidis

Key Differences

• Atlantic Stream Crayfish is Endangered while beaded chestnut is Near Threatened.

Taxonomic Classification

Rank	Atlantic Stream Crayfish	beaded chestnut
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Malacostraca (Crustaceans)	Insecta (Insects)
Order	Decapoda (Decapoda)	Lepidoptera (Butterflies & Moths)
Family	Astacidae	Noctuidae
Genus	Austropotamobius	Agrochola
Species	Austropotamobius pallipes	Agrochola lychnidis

Evolutionary Relationship

Atlantic Stream Crayfish and beaded chestnut share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Atlantic Stream Crayfish

EN — Endangered

beaded chestnut

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Stream Crayfish	beaded chestnut
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Stream Crayfish

Habitat

Inhabits temperate broadleaf and mixed forests and temperate coniferous forests within the Palearctic biogeographic realm.

Range

Distributed across Ireland and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Atlantic Stream Crayfish

The Atlantic Stream Crayfish (Austropotamobius pallipes) is a species in the genus Austropotamobius. It is currently classified as Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and temperate coniferous forests within the Palearctic biogeographic realm.

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.