Brook Floater vs Duck barnacle

Alasmidonta varicosa compared with Lepas anatifera

Key Differences

• Brook Floater is Vulnerable while Duck barnacle is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Duck barnacle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Maxillopoda (Maxillopoda)
Order	Unionida (Unionida)	Pedunculata (Pedunculata)
Family	Unionidae	Lepadidae
Genus	Alasmidonta	Lepas
Species	Alasmidonta varicosa	Lepas anatifera

Evolutionary Relationship

Brook Floater and Duck barnacle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Duck barnacle

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Duck barnacle
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.

Duck barnacle

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Asia (Taiwan) and Europe (5 countries).

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.