Azorean predacious diving beetle vs Rusty Crayfish

Agabus godmanni compared with Faxonius rusticus

Key Differences

• Azorean predacious diving beetle is Endangered while Rusty Crayfish is Not Evaluated.

Taxonomic Classification

Rank	Azorean predacious diving beetle	Rusty Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Coleoptera (Beetles)	Decapoda (Decapoda)
Family	Dytiscidae	Cambaridae
Genus	Agabus	Faxonius
Species	Agabus godmanni	Faxonius rusticus

Evolutionary Relationship

Azorean predacious diving beetle and Rusty Crayfish share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Azorean predacious diving beetle

EN — Endangered

Rusty Crayfish

NE — Not Evaluated

Physical Characteristics

Attribute	Azorean predacious diving beetle	Rusty Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azorean predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Rusty Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Azorean predacious diving beetle

The Azorean predacious diving beetle (Agabus godmanni) is a species in the genus Agabus. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.