Brook Floater vs small fan-footed wave

Alasmidonta varicosa compared with Idaea biselata

Key Differences

• Brook Floater is Vulnerable while small fan-footed wave is Least Concern.

Taxonomic Classification

Rank	Brook Floater	small fan-footed wave
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Lepidoptera (Butterflies & Moths)
Family	Unionidae	Geometridae
Genus	Alasmidonta	Idaea
Species	Alasmidonta varicosa	Idaea biselata

Evolutionary Relationship

Brook Floater and small fan-footed wave share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

small fan-footed wave

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	small fan-footed wave
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.

small fan-footed wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, 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.