Brook Floater vs Catkin Yew

Alasmidonta varicosa compared with Amentotaxus argotaenia

Key Differences

• Brook Floater is Vulnerable while Catkin Yew is Near Threatened.

Taxonomic Classification

Rank	Brook Floater	Catkin Yew
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Coniferophyta (Conifers)
Class	Bivalvia (Bivalvia)	Pinopsida (Conifers)
Order	Unionida (Unionida)	Pinales (Pines & Allies)
Family	Unionidae	Taxaceae
Genus	Alasmidonta	Amentotaxus
Species	Alasmidonta varicosa	Amentotaxus argotaenia

Conservation Status

Brook Floater

VU — Vulnerable

Catkin Yew

NT — Near Threatened

Physical Characteristics

Attribute	Brook Floater	Catkin Yew
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.

Catkin Yew

Habitat

Typically found in temperate and boreal forests, often at higher elevations.

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.

Catkin Yew

The Catkin Yew (Amentotaxus argotaenia) is a species in the genus Amentotaxus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.