brittlestar vs

Amphiura chiajei compared with Trichormus variabilis

Key Differences

brittlestar is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	brittlestar
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Echinodermata (Echinoderms)	Cyanobacteria (Cyanobacteria)
Class	Ophiuroidea (Ophiuroidea)	Cyanobacteriia
Order	Amphilepidida (Amphilepidida)	Cyanobacteriales
Family	Amphiuridae	Nostocaceae
Genus	Amphiura	Trichormus
Species	Amphiura chiajei	Trichormus variabilis

Conservation Status

brittlestar

LC — Least Concern

NE — Not Evaluated

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.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.