Brook Floater vs Fat Guam Partula

Alasmidonta varicosa compared with Partula gibba

Key Differences

• Brook Floater is Vulnerable while Fat Guam Partula is Critically Endangered.

Taxonomic Classification

Rank	Brook Floater	Fat Guam Partula
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class	Bivalvia (Bivalvia)	Gastropoda (Gastropoda)
Order	Unionida (Unionida)	Stylommatophora (Stylommatophora)
Family	Unionidae	Partulidae
Genus	Alasmidonta	Partula
Species	Alasmidonta varicosa	Partula gibba

Evolutionary Relationship

Brook Floater and Fat Guam Partula share a common ancestor at the Phylum level: Mollusca. (Mollusks)

Conservation Status

Brook Floater

VU — Vulnerable

Fat Guam Partula

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Floater	Fat Guam Partula
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.

Fat Guam Partula

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Norway and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States