Brook Floater vs Shade Moonwort

Alasmidonta varicosa compared with Botrychium tenebrosum

Key Differences

Brook Floater is Vulnerable while Shade Moonwort is Endangered.

Taxonomic Classification

Rank	Brook Floater	Shade Moonwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Tracheophyta
Class	Bivalvia (Bivalvia)	Polypodiopsida (Polypodiopsida)
Order	Unionida (Unionida)	Ophioglossales (Ophioglossales)
Family	Unionidae	Ophioglossaceae
Genus	Alasmidonta	Botrychium
Species	Alasmidonta varicosa	Botrychium tenebrosum

Conservation Status

Brook Floater

VU — Vulnerable

Shade Moonwort

EN — Endangered

Physical Characteristics

Attribute	Brook Floater	Shade Moonwort
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.

Shade Moonwort

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Canada, Iceland, Norway, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.