Brook Floater vs screw-pine

Alasmidonta varicosa compared with Pandanus spiralis

Key Differences

• Brook Floater is Vulnerable while screw-pine is Least Concern.

Taxonomic Classification

Rank	Brook Floater	screw-pine
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Liliopsida (Monocots)
Order	Unionida (Unionida)	Pandanales (Pandanales)
Family	Unionidae	Pandanaceae
Genus	Alasmidonta	Pandanus
Species	Alasmidonta varicosa	Pandanus spiralis

Conservation Status

Brook Floater

VU — Vulnerable

screw-pine

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	screw-pine
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.

screw-pine

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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.