Brook Floater vs Chestnut Coloured Click Beetle

Alasmidonta varicosa compared with Anostirus castaneus

Key Differences

• Brook Floater is Vulnerable while Chestnut Coloured Click Beetle is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Chestnut Coloured Click Beetle
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Mollusca (Weichtiere)	Arthropoda (Gliederfüßer)
Class	Bivalvia (Muscheln)	Insecta (Insekten)
Order	Unionida (Unionida)	Coleoptera (Käfer)
Family	Unionidae	Elateridae
Genus	Alasmidonta	Anostirus
Species	Alasmidonta varicosa	Anostirus castaneus

Evolutionary Relationship

Brook Floater and Chestnut Coloured Click Beetle share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Brook Floater

VU — Vulnerable

Chestnut Coloured Click Beetle

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Chestnut Coloured Click Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut Coloured Click Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.

Chestnut Coloured Click Beetle

The Chestnut Coloured Click Beetle (Anostirus castaneus) is a species in the genus Anostirus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.