Brook Floater vs Centric diatom

Alasmidonta varicosa compared with Skeletonema subsalsum

Key Differences

Brook Floater is Vulnerable while Centric diatom is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Centric diatom
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Mollusca (Mollusks)	Ochrophyta (Ochrophyta)
Class	Bivalvia (Bivalvia)	Bacillariophyceae (Bacillariophyceae)
Order	Unionida (Unionida)	Thalassiosirales (Thalassiosirales)
Family	Unionidae	Skeletonemaceae
Genus	Alasmidonta	Skeletonema
Species	Alasmidonta varicosa	Skeletonema subsalsum

Conservation Status

Brook Floater

VU — Vulnerable

Centric diatom

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Centric diatom
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.

Centric diatom

Habitat

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

Range

Found across Europe (7 countries) and North America (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.

Centric diatom

The Centric Diatom (Skeletonema subsalsum) is a species in the genus Skeletonema. Found across Europe (7 countries) and North America (United States).