Brook Floater vs

Alasmidonta varicosa compared with Mollisia ramealis

Key Differences

• Brook Floater is Vulnerable while is Least Concern.

Taxonomic Classification

Rank	Brook Floater
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Leotiomycetes (Leotiomycetes)
Order	Unionida (Unionida)	Helotiales (Helotiales)
Family	Unionidae	Mollisiaceae
Genus	Alasmidonta	Mollisia
Species	Alasmidonta varicosa	Mollisia ramealis

Conservation Status

Brook Floater

VU — Vulnerable

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Mollisia ramealis is a small, grey to olive-grey disc fungus producing cup-shaped apothecia on dead herbaceous and woody plant material. It inhabits temperate forests and hedgerows across Europe, growing on dead twigs and stems. This saprotrophic ascomycete decomposes dead plant tissue in moist forest understory environments.