Brook Floater vs Elf-Ear Dust

Alasmidonta varicosa compared with Lepraria normandinoides

Key Differences

Brook Floater is Vulnerable while Elf-Ear Dust is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Elf-Ear Dust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Lecanoromycetes (Lecanoromycetes)
Order	Unionida (Unionida)	Lecanorales (Lecanorales)
Family	Unionidae	Stereocaulaceae
Genus	Alasmidonta	Lepraria
Species	Alasmidonta varicosa	Lepraria normandinoides

Conservation Status

Brook Floater

VU — Vulnerable

Elf-Ear Dust

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Elf-Ear Dust
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.

Elf-Ear Dust

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway 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.