Birchbark Dot Lichen vs Brook Floater

Leptorhaphis epidermidis compared with Alasmidonta varicosa

Key Differences

Birchbark Dot Lichen is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Birchbark Dot Lichen	Brook Floater
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Mollusca (Mollusks)
Class	Dothideomycetes (Dothideomycetes)	Bivalvia (Bivalvia)
Order	Pleosporales (Pleosporales)	Unionida (Unionida)
Family	Naetrocymbaceae	Unionidae
Genus	Leptorhaphis	Alasmidonta
Species	Leptorhaphis epidermidis	Alasmidonta varicosa

Conservation Status

Birchbark Dot Lichen

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Birchbark Dot Lichen	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birchbark Dot Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

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.

Birchbark Dot Lichen

The Birchbark Dot Lichen (Leptorhaphis epidermidis) is a species in the genus Leptorhaphis. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

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.