Brook Floater vs common long-eared bat

Alasmidonta varicosa compared with Plecotus auritus

Key Differences

• Brook Floater is Vulnerable while common long-eared bat is Near Threatened.

Taxonomic Classification

Rank	Brook Floater	common long-eared bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Unionida (Unionida)	Chiroptera (Bats)
Family	Unionidae	Vespertilionidae
Genus	Alasmidonta	Plecotus
Species	Alasmidonta varicosa	Plecotus auritus

Evolutionary Relationship

Brook Floater and common long-eared bat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

common long-eared bat

NT — Near Threatened

Physical Characteristics

Attribute	Brook Floater	common long-eared bat
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.

common long-eared bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

common long-eared bat

common long-eared bat (Plecotus auritus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.