Aransas Dwarf Crawfish vs Pacific Spiny-rat

Cambarellus ninae compared with Proechimys decumanus

Key Differences

• Aransas Dwarf Crawfish is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Aransas Dwarf Crawfish	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Rodentia (Rodents)
Family	Cambaridae	Echimyidae
Genus	Cambarellus	Proechimys
Species	Cambarellus ninae	Proechimys decumanus

Evolutionary Relationship

Aransas Dwarf Crawfish and Pacific Spiny-rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Aransas Dwarf Crawfish

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Aransas Dwarf Crawfish	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aransas Dwarf Crawfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Norway.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Aransas Dwarf Crawfish

The Aransas Dwarf Crawfish (Cambarellus ninae) is a species in the genus Cambarellus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.