Brook Floater vs Grey Knight

Alasmidonta varicosa compared with Tricholoma terreum

Key Differences

Brook Floater is Vulnerable while Grey Knight is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Grey Knight
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Agaricales (Gilled Mushrooms)
Family	Unionidae	Tricholomataceae
Genus	Alasmidonta	Tricholoma
Species	Alasmidonta varicosa	Tricholoma terreum

Conservation Status

Brook Floater

VU — Vulnerable

Grey Knight

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Grey Knight
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.

Grey Knight

Habitat

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

Range

Distributed across Belgium, Chile, Norway, Sweden, 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.