Brook Floater vs Spring King

Alasmidonta varicosa compared with Boletus rex-veris

Key Differences

• Brook Floater is Vulnerable while Spring King is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Spring King
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Boletales (Boletales)
Family	Unionidae	Boletaceae
Genus	Alasmidonta	Boletus
Species	Alasmidonta varicosa	Boletus rex-veris

Conservation Status

Brook Floater

VU — Vulnerable

Spring King

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Spring King
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.

Spring King

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

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.