brittlestar vs

Amphiura chiajei compared with Mikrosyphar polysiphoniae

Taxonomic Classification

Rank	brittlestar
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Echinodermata (Echinoderms)	Ochrophyta (Ochrophyta)
Class	Ophiuroidea (Ophiuroidea)	Phaeophyceae (Phaeophyceae)
Order	Amphilepidida (Amphilepidida)	Ectocarpales (Ectocarpales)
Family	Amphiuridae	Chordariaceae
Genus	Amphiura	Mikrosyphar
Species	Amphiura chiajei	Mikrosyphar polysiphoniae

Conservation Status

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	brittlestar
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Mikrosyphar polysiphoniae is a small, endophytic brown alga in the order Ectocarpales that parasitizes red algae in the genus Polysiphonia. It penetrates into the cortical tissue of its host, forming small pustules visible on the host thallus surface. Assessed as Least Concern, it is found in temperate coastal marine environments in the Northern Hemisphere.