Big Water Crayfish vs Black Laceweaver

Cambarus robustus compared with Amaurobius ferox

Taxonomic Classification

Rank	Big Water Crayfish	Black Laceweaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Malacostraca (Crustaceans)	Arachnida (Arachnids)
Order	Decapoda (Decapoda)	Araneae (Araneae)
Family	Cambaridae	Amaurobiidae
Genus	Cambarus	Amaurobius
Species	Cambarus robustus	Amaurobius ferox

Evolutionary Relationship

Big Water Crayfish and Black Laceweaver share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Big Water Crayfish

LC — Least Concern

Black Laceweaver

LC — Least Concern

Physical Characteristics

Attribute	Big Water Crayfish	Black Laceweaver
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.

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Sweden, and United States.

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.

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States