brittlestar vs Predacious diving beetle

Amphiura filiformis compared with Hydroporus guernei

Key Differences

• brittlestar is Least Concern while Predacious diving beetle is Endangered.

Taxonomic Classification

Rank	brittlestar	Predacious diving beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Coleoptera (Beetles)
Family	Amphiuridae	Dytiscidae
Genus	Amphiura	Hydroporus
Species	Amphiura filiformis	Hydroporus guernei

Evolutionary Relationship

brittlestar and Predacious diving beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Predacious diving beetle

EN — Endangered

Physical Characteristics

Attribute	brittlestar	Predacious diving beetle
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.

Predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Endangered 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.