brittlestar vs Spinetail ray

Amphiura filiformis compared with Bathyraja spinicauda

Key Differences

• brittlestar is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Elasmobranchii
Order	Amphilepidida (Amphilepidida)	Rajiformes (Rajiformes)
Family	Amphiuridae	Arhynchobatidae
Genus	Amphiura	Bathyraja
Species	Amphiura filiformis	Bathyraja spinicauda

Evolutionary Relationship

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

Conservation Status

brittlestar

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Spinetail ray
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, and Sweden.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

brittlestar

The Brittlestar (Amphiura filiformis) 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway