Brook Floater vs Hemlock Varnish Shelf

Alasmidonta varicosa compared with Ganoderma tsugae

Key Differences

• Brook Floater is Vulnerable while Hemlock Varnish Shelf is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Hemlock Varnish Shelf
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Polyporales (Polyporales)
Family	Unionidae	Polyporaceae
Genus	Alasmidonta	Ganoderma
Species	Alasmidonta varicosa	Ganoderma tsugae

Conservation Status

Brook Floater

VU — Vulnerable

Hemlock Varnish Shelf

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Hemlock Varnish Shelf
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.

Hemlock Varnish Shelf

Habitat

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

Range

Found across 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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States