brittlestar vs Water ragwort

Amphiura filiformis compared with Jacobaea aquatica

Key Differences

• brittlestar is Least Concern while Water ragwort is Vulnerable.

Taxonomic Classification

Rank	brittlestar	Water ragwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Echinodermata (Echinoderms)	Magnoliophyta (Flowering Plants)
Class	Ophiuroidea (Ophiuroidea)	Magnoliopsida (Dicots)
Order	Amphilepidida (Amphilepidida)	Asterales (Daisies & Sunflowers)
Family	Amphiuridae	Asteraceae (Daisy Family)
Genus	Amphiura	Jacobaea
Species	Amphiura filiformis	Jacobaea aquatica

Conservation Status

brittlestar

LC — Least Concern

Water ragwort

VU — Vulnerable

Physical Characteristics

Attribute	brittlestar	Water ragwort
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.

Water ragwort

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (5 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 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden