Cardinal Click Beetle vs White River Crayfish

Ampedus cardinalis compared with Procambarus acutus

Key Differences

• Cardinal Click Beetle is Critically Endangered while White River Crayfish is Not Evaluated.

Taxonomic Classification

Rank	Cardinal Click Beetle	White River Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Coleoptera (Beetles)	Decapoda (Decapoda)
Family	Elateridae	Cambaridae
Genus	Ampedus	Procambarus
Species	Ampedus cardinalis	Procambarus acutus

Evolutionary Relationship

Cardinal Click Beetle and White River Crayfish share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

White River Crayfish

NE — Not Evaluated

Physical Characteristics

Attribute	Cardinal Click Beetle	White River Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cardinal Click Beetle

Habitat

Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

Range

Distributed across Denmark, Norway, Sweden, and Switzerland. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

White River Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found across Europe (6 countries).

Cardinal Click Beetle

The Cardinal Click Beetle (Ampedus cardinalis) is a species in the genus Ampedus. It is currently classified as Critically Endangered (CR) on the IUCN Red List. Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden