Black Hagfish vs brittlestar

Eptatretus deani compared with Amphiura filiformis

Key Differences

• Black Hagfish is Data Deficient while brittlestar is Least Concern.

Taxonomic Classification

Rank	Black Hagfish	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Echinodermata (Echinoderms)
Class	Myxini (Myxini)	Ophiuroidea (Ophiuroidea)
Order	Myxiniformes (Myxiniformes)	Amphilepidida (Amphilepidida)
Family	Myxinidae	Amphiuridae
Genus	Eptatretus	Amphiura
Species	Eptatretus deani	Amphiura filiformis

Evolutionary Relationship

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

Conservation Status

Black Hagfish

DD — Data Deficient

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Black Hagfish	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Hagfish

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Black Hagfish

The Black Hagfish (Eptatretus deani) is a species in the genus Eptatretus. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment.

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.