Brook Floater vs Perforated Ruffle Lichen

Alasmidonta varicosa compared with Parmotrema perforatum

Key Differences

Brook Floater is Vulnerable while Perforated Ruffle Lichen is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Perforated Ruffle Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Lecanoromycetes (Lecanoromycetes)
Order	Unionida (Unionida)	Lecanorales (Lecanorales)
Family	Unionidae	Parmeliaceae
Genus	Alasmidonta	Parmotrema
Species	Alasmidonta varicosa	Parmotrema perforatum

Conservation Status

Brook Floater

VU — Vulnerable

Perforated Ruffle Lichen

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Perforated Ruffle Lichen
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.

Perforated Ruffle Lichen

Habitat

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

Range

Distributed across Norway, Portugal, 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.