Brook Floater vs Brown Scalewort

Alasmidonta varicosa compared with Radula aquilegia

Key Differences

• Brook Floater is Vulnerable while Brown Scalewort is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Brown Scalewort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Marchantiophyta (liverwort)
Class	Bivalvia (Bivalvia)	Jungermanniopsida (Jungermanniopsida)
Order	Unionida (Unionida)	Porellales (Porellales)
Family	Unionidae	Radulaceae
Genus	Alasmidonta	Radula
Species	Alasmidonta varicosa	Radula aquilegia

Conservation Status

Brook Floater

VU — Vulnerable

Brown Scalewort

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Brown Scalewort
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.

Brown Scalewort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden.

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.

Brown Scalewort

The Brown Scalewort (Radula aquilegia) is a species in the genus Radula. Native to Europe, inhabiting ecosystems characteristic of the region. Distributed across Norway, Portugal, and Sweden. As a member of the genus Radula, it shares characteristics with related species within this taxonomic group.