Brook Floater vs Pacific Loon

Alasmidonta varicosa compared with Gavia pacifica

Key Differences

• Brook Floater is Vulnerable while Pacific Loon is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Pacific Loon
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Aves (Birds)
Order	Unionida (Unionida)	Gaviiformes (Gaviiformes)
Family	Unionidae	Gaviidae
Genus	Alasmidonta	Gavia
Species	Alasmidonta varicosa	Gavia pacifica

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Pacific Loon

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Pacific Loon
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.

Pacific Loon

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Denmark, Norway, Sweden, and United States.

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