Brook Floater vs Mountain Cup

Alasmidonta varicosa compared with Geopora arenosa

Key Differences

• Brook Floater is Vulnerable while Mountain Cup is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Mountain Cup
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Pezizomycetes (Pezizomycetes)
Order	Unionida (Unionida)	Pezizales (Pezizales)
Family	Unionidae	Pyronemataceae
Genus	Alasmidonta	Geopora
Species	Alasmidonta varicosa	Geopora arenosa

Conservation Status

Brook Floater

VU — Vulnerable

Mountain Cup

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Mountain Cup
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.

Mountain Cup

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway.

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.