Brook Floater vs long-necked nodding moss

Alasmidonta varicosa compared with Pohlia longicolla

Key Differences

Brook Floater is Vulnerable while long-necked nodding moss is Least Concern.

Taxonomic Classification

Rank	Brook Floater	long-necked nodding moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Bryophyta
Class	Bivalvia (Bivalvia)	Bryopsida (Bryopsida)
Order	Unionida (Unionida)	Bryales (Bryales)
Family	Unionidae	Mniaceae
Genus	Alasmidonta	Pohlia
Species	Alasmidonta varicosa	Pohlia longicolla

Conservation Status

Brook Floater

VU — Vulnerable

long-necked nodding moss

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	long-necked nodding moss
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.

long-necked nodding moss

Habitat

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

Range

Distributed across Norway, Sweden, 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.