brittlestar vs Dog fish

Amphiura chiajei compared with Haploblepharus edwardsii

Key Differences

• brittlestar is Least Concern while Dog fish is Endangered.

Taxonomic Classification

Rank	brittlestar	Dog fish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Chondrichthyes (Cartilaginous Fish)
Order	Amphilepidida (Amphilepidida)	Carcharhiniformes (Ground Sharks)
Family	Amphiuridae	Scyliorhinidae
Genus	Amphiura	Haploblepharus
Species	Amphiura chiajei	Haploblepharus edwardsii

Evolutionary Relationship

brittlestar and Dog fish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Dog fish

EN — Endangered

Physical Characteristics

Attribute	brittlestar	Dog fish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Dog fish

Habitat

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

brittlestar

The Brittlestar (Amphiura chiajei) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.