Japanese gray shark vs Sicklefin hound shark

Hemitriakis japanica compared with Hemitriakis falcata

Key Differences

• Japanese gray shark is Endangered while Sicklefin hound shark is Least Concern.

Taxonomic Classification

Rank	Japanese gray shark	Sicklefin hound shark
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Chondrichthyes (Knorpelfische)	Chondrichthyes (Knorpelfische)
Order same	Carcharhiniformes (Grundhaie)	Carcharhiniformes (Grundhaie)
Family same	Triakidae	Triakidae
Genus same	Hemitriakis	Hemitriakis
Species	Hemitriakis japanica	Hemitriakis falcata

Evolutionary Relationship

Japanese gray shark and Sicklefin hound shark share a common ancestor at the Genus level: Hemitriakis.

Conservation Status

Japanese gray shark

EN — Endangered

Sicklefin hound shark

LC — Least Concern

Physical Characteristics

Attribute	Japanese gray shark	Sicklefin hound shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Sicklefin hound shark

Habitat

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