Indonesian Houndshark vs Japanese gray shark

Hemitriakis indroyonoi compared with Hemitriakis japanica

Taxonomic Classification

Rank	Indonesian Houndshark	Japanese gray shark
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Chondrichthyes (ปลากระดูกอ่อน)	Chondrichthyes (ปลากระดูกอ่อน)
Order same	Carcharhiniformes (อันดับปลาฉลามครีบดำ)	Carcharhiniformes (อันดับปลาฉลามครีบดำ)
Family same	Triakidae	Triakidae
Genus same	Hemitriakis	Hemitriakis
Species	Hemitriakis indroyonoi	Hemitriakis japanica

Evolutionary Relationship

Indonesian Houndshark and Japanese gray shark share a common ancestor at the Genus level: Hemitriakis.

Conservation Status

Indonesian Houndshark

EN — Endangered

Japanese gray shark

EN — Endangered

Physical Characteristics

Attribute	Indonesian Houndshark	Japanese gray shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indonesian Houndshark

Habitat

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

Japanese gray shark

Habitat

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

Range

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