Brook Floater vs Southern Small White

Alasmidonta varicosa compared with Pieris mannii

Key Differences

• Brook Floater is Vulnerable while Southern Small White is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Southern Small White
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Lepidoptera (Butterflies & Moths)
Family	Unionidae	Pieridae
Genus	Alasmidonta	Pieris
Species	Alasmidonta varicosa	Pieris mannii

Evolutionary Relationship

Brook Floater and Southern Small White share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Southern Small White

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Southern Small White
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.

Southern Small White

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (26 countries).

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.