Big Water Crayfish vs Brown Teal

Cambarus robustus compared with Anas chlorotis

Key Differences

• Big Water Crayfish is Least Concern while Brown Teal is Near Threatened.

Taxonomic Classification

Rank	Big Water Crayfish	Brown Teal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Aves (Birds)
Order	Decapoda (Decapoda)	Anseriformes (Anseriformes)
Family	Cambaridae	Anatidae
Genus	Cambarus	Anas
Species	Cambarus robustus	Anas chlorotis

Evolutionary Relationship

Big Water Crayfish and Brown Teal share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Water Crayfish

LC — Least Concern

Brown Teal

NT — Near Threatened

Physical Characteristics

Attribute	Big Water Crayfish	Brown Teal
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.

Brown Teal

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Brown Teal

The Brown Teal (Anas chlorotis) is a species in the genus Anas. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.