brittlestar vs

Amphiura filiformis compared with Cylindrotheca closterium

Key Differences

brittlestar is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	brittlestar
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Echinodermata (Echinoderms)	Ochrophyta (Ochrophyta)
Class	Ophiuroidea (Ophiuroidea)	Bacillariophyceae (Bacillariophyceae)
Order	Amphilepidida (Amphilepidida)	Bacillariales (Bacillariales)
Family	Amphiuridae	Bacillariaceae
Genus	Amphiura	Cylindrotheca
Species	Amphiura filiformis	Cylindrotheca closterium

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, and Sweden.

Habitat

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

Range

Distributed across Brazil, Norway, Oman, Sweden, and Taiwan.

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.

Cylindrotheca closterium is an elongated, needle-shaped marine and brackish water diatom common in coastal sediments, intertidal mudflats, and benthic biofilms worldwide. Its spindle-shaped silica frustule tapers to fine points at both ends. This species is an important primary producer in estuarine and shallow coastal ecosystems and can form dense mats on sediment surfaces.