brittlestar vs Brown Ear

Amphiura chiajei compared with Otidea cochleata

Key Differences

• brittlestar is Least Concern while Brown Ear is Vulnerable.

Taxonomic Classification

Rank	brittlestar	Brown Ear
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Echinodermata (Echinoderms)	Ascomycota (Sac Fungi)
Class	Ophiuroidea (Ophiuroidea)	Pezizomycetes (Pezizomycetes)
Order	Amphilepidida (Amphilepidida)	Pezizales (Pezizales)
Family	Amphiuridae	Otideaceae
Genus	Amphiura	Otidea
Species	Amphiura chiajei	Otidea cochleata

Conservation Status

brittlestar

LC — Least Concern

Brown Ear

VU — Vulnerable

Physical Characteristics

Attribute	brittlestar	Brown Ear
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.

Brown Ear

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Brown Ear

The Brown Ear (Otidea cochleata) is a species in the genus Otidea. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden