Brook Floater vs Silky feather-winged beetle

Alasmidonta varicosa compared with Acrotrichis sericans

Key Differences

• Brook Floater is Vulnerable while Silky feather-winged beetle is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Silky feather-winged beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Coleoptera (Beetles)
Family	Unionidae	Ptiliidae
Genus	Alasmidonta	Acrotrichis
Species	Alasmidonta varicosa	Acrotrichis sericans

Evolutionary Relationship

Brook Floater and Silky feather-winged beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Silky feather-winged beetle

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Silky feather-winged 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.

Silky feather-winged beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (South Africa), Asia (Kyrgyzstan), Europe (4 countries), North America (Canada, United States), and South America (Chile).

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States