Big Water Crayfish vs Hoffmann s Pika

Cambarus robustus compared with Ochotona hoffmanni

Key Differences

• Big Water Crayfish is Least Concern while Hoffmann s Pika is Endangered.

Taxonomic Classification

Rank	Big Water Crayfish	Hoffmann s Pika
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Lagomorpha (Rabbits & Hares)
Family	Cambaridae	Ochotonidae
Genus	Cambarus	Ochotona
Species	Cambarus robustus	Ochotona hoffmanni

Evolutionary Relationship

Big Water Crayfish and Hoffmann s Pika share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Water Crayfish

LC — Least Concern

Hoffmann s Pika

EN — Endangered

Physical Characteristics

Attribute	Big Water Crayfish	Hoffmann s Pika
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Water Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in United States.

Hoffmann s Pika

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Big Water Crayfish

The Big Water Crayfish (Cambarus robustus) is a species in the genus Cambarus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.