Arctic Blue vs Rusty Crayfish

Agriades aquilo compared with Faxonius rusticus

Key Differences

• Arctic Blue is Near Threatened while Rusty Crayfish is Not Evaluated.

Taxonomic Classification

Rank	Arctic Blue	Rusty Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Lepidoptera (Butterflies & Moths)	Decapoda (Decapoda)
Family	Lycaenidae	Cambaridae
Genus	Agriades	Faxonius
Species	Agriades aquilo	Faxonius rusticus

Evolutionary Relationship

Arctic Blue and Rusty Crayfish share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Arctic Blue

NT — Near Threatened

Rusty Crayfish

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic Blue	Rusty Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Rusty Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

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

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden