Big Water Crayfish vs Calamus

Cambarus robustus compared with Acorus calamus

Taxonomic Classification

Rank	Big Water Crayfish	Calamus
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Malacostraca (Crustaceans)	Liliopsida (Monocots)
Order	Decapoda (Decapoda)	Acorales (Acorales)
Family	Cambaridae	Acoraceae
Genus	Cambarus	Acorus
Species	Cambarus robustus	Acorus calamus

Conservation Status

Big Water Crayfish

LC — Least Concern

Calamus

LC — Least Concern

Physical Characteristics

Attribute	Big Water Crayfish	Calamus
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.

Calamus

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, 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.

Calamus

The Calamus (Acorus calamus) is a species in the genus Acorus. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.