brittlestar vs Rock Foam

Amphiura chiajei compared with Stereocaulon saxatile

Key Differences

brittlestar is Least Concern while Rock Foam is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Rock Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Echinodermata (Echinoderms)	Ascomycota (Sac Fungi)
Class	Ophiuroidea (Ophiuroidea)	Lecanoromycetes (Lecanoromycetes)
Order	Amphilepidida (Amphilepidida)	Lecanorales (Lecanorales)
Family	Amphiuridae	Stereocaulaceae
Genus	Amphiura	Stereocaulon
Species	Amphiura chiajei	Stereocaulon saxatile

Conservation Status

brittlestar

LC — Least Concern

Rock Foam

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Rock Foam
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.

Rock Foam

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.