brittlestar vs Dwarf rockweed

Amphiura filiformis compared with Fucus cottonii

Key Differences

brittlestar is Least Concern while Dwarf rockweed is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Dwarf rockweed
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Echinodermata (Echinoderms)	Ochrophyta (Ochrophyta)
Class	Ophiuroidea (Ophiuroidea)	Phaeophyceae (Phaeophyceae)
Order	Amphilepidida (Amphilepidida)	Fucales (Fucales)
Family	Amphiuridae	Fucaceae
Genus	Amphiura	Fucus
Species	Amphiura filiformis	Fucus cottonii

Conservation Status

brittlestar

LC — Least Concern

Dwarf rockweed

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Dwarf rockweed
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.

Dwarf rockweed

Habitat

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

Range

Distributed across Norway and United States. 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.