Cay Sua vs Stone Crayfish

Alstonia scholaris compared with Austropotamobius torrentium

Key Differences

• Cay Sua is Least Concern while Stone Crayfish is Data Deficient.

Taxonomic Classification

Rank	Cay Sua	Stone Crayfish
Kingdom	Plantae (thực vật)	Animalia (động vật)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (động vật Chân khớp)
Class	Magnoliopsida (Dicots)	Malacostraca (Lớp Giáp mềm)
Order	Gentianales (Bộ Long đởm)	Decapoda (giáp xác mười chân)
Family	Apocynaceae	Astacidae
Genus	Alstonia	Austropotamobius
Species	Alstonia scholaris	Austropotamobius torrentium

Conservation Status

Cay Sua

LC — Least Concern

Stone Crayfish

DD — Data Deficient

Physical Characteristics

Attribute	Cay Sua	Stone Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cay Sua

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.

Range

Distributed across Micronesia, Taiwan, and United States.

Stone Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Cay Sua

The Blackboard Tree (Alstonia scholaris) is a species in the genus Alstonia. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.