brittlestar vs Thread Weed

Amphiura filiformis compared with Ulva compressa

Taxonomic Classification

Rank	brittlestar	Thread Weed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Echinodermata (Echinoderms)	Chlorophyta (Chlorophyta)
Class	Ophiuroidea (Ophiuroidea)	Ulvophyceae (Ulvophyceae)
Order	Amphilepidida (Amphilepidida)	Ulvales (Ulvales)
Family	Amphiuridae	Ulvaceae
Genus	Amphiura	Ulva
Species	Amphiura filiformis	Ulva compressa

Conservation Status

brittlestar

LC — Least Concern

Thread Weed

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Thread Weed
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.

Thread Weed

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), Oceania and the Pacific (New Zealand), and South America (Brazil).

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.