Brook Floater vs toothed wrack

Alasmidonta varicosa compared with Fucus serratus

Key Differences

• Brook Floater is Vulnerable while toothed wrack is Least Concern.

Taxonomic Classification

Rank	Brook Floater	toothed wrack
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Mollusca (Mollusks)	Ochrophyta (Ochrophyta)
Class	Bivalvia (Bivalvia)	Phaeophyceae (Phaeophyceae)
Order	Unionida (Unionida)	Fucales (Fucales)
Family	Unionidae	Fucaceae
Genus	Alasmidonta	Fucus
Species	Alasmidonta varicosa	Fucus serratus

Conservation Status

Brook Floater

VU — Vulnerable

toothed wrack

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	toothed wrack
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.

toothed wrack

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Iceland, Norway, and Sweden.

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.