Brook Floater vs Small Stagshorn

Alasmidonta varicosa compared with Calocera cornea

Key Differences

Brook Floater is Vulnerable while Small Stagshorn is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Small Stagshorn
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Dacrymycetes (Dacrymycetes)
Order	Unionida (Unionida)	Dacrymycetales (Dacrymycetales)
Family	Unionidae	Dacrymycetaceae
Genus	Alasmidonta	Calocera
Species	Alasmidonta varicosa	Calocera cornea

Conservation Status

Brook Floater

VU — Vulnerable

Small Stagshorn

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Small Stagshorn
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 Stagshorn

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (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.