Chalarm hang-daab vs Stone Crayfish

Alopias pelagicus compared with Austropotamobius torrentium

Key Differences

• Chalarm hang-daab is Endangered while Stone Crayfish is Data Deficient.

Taxonomic Classification

Rank	Chalarm hang-daab	Stone Crayfish
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Arthropoda (สัตว์ขาปล้อง)
Class	Chondrichthyes (ปลากระดูกอ่อน)	Malacostraca (Crustaceans)
Order	Lamniformes (อันดับปลาฉลามขาว)	Decapoda (Decapoda)
Family	Alopiidae	Astacidae
Genus	Alopias	Austropotamobius
Species	Alopias pelagicus	Austropotamobius torrentium

Evolutionary Relationship

Chalarm hang-daab and Stone Crayfish share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Chalarm hang-daab

EN — Endangered

Stone Crayfish

DD — Data Deficient

Physical Characteristics

Attribute	Chalarm hang-daab	Stone Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chalarm hang-daab

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Colombia and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Stone Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Chalarm hang-daab

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.