Brook Floater vs Willow Bracket

Alasmidonta varicosa compared with Phellinus igniarius

Key Differences

Brook Floater is Vulnerable while Willow Bracket is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Willow Bracket
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Moluscos)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionoida)	Hymenochaetales (Hymenochaetales)
Family	Unionidae	Hymenochaetaceae
Genus	Alasmidonta	Phellinus
Species	Alasmidonta varicosa	Phellinus igniarius

Conservation Status

Brook Floater

VU — Vulnerable

Willow Bracket

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Willow Bracket
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.

Willow Bracket

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (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.