Brook Floater vs Field Thistle

Alasmidonta varicosa compared with Cirsium discolor

Key Differences

Brook Floater is Vulnerable while Field Thistle is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Field Thistle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Magnoliopsida (Dicots)
Order	Unionida (Unionida)	Asterales (Daisies & Sunflowers)
Family	Unionidae	Asteraceae (Daisy Family)
Genus	Alasmidonta	Cirsium
Species	Alasmidonta varicosa	Cirsium discolor

Conservation Status

Brook Floater

VU — Vulnerable

Field Thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Field Thistle
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.

Field Thistle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada 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.