Brook Floater vs

Alasmidonta varicosa compared with Nitzschia angularis

Key Differences

• Brook Floater is Vulnerable while is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater
Kingdom	Animalia (動物)	Chromista (クロミスタ)
Phylum	Mollusca (軟体動物)	Ochrophyta (オクロ植物)
Class	Bivalvia (二枚貝)	Bacillariophyceae (クサリケイソウ綱)
Order	Unionida (イシガイ目)	Bacillariales (Bacillariales)
Family	Unionidae	Bacillariaceae
Genus	Alasmidonta	Nitzschia
Species	Alasmidonta varicosa	Nitzschia angularis

Conservation Status

Brook Floater

VU — Vulnerable

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater
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.

Habitat

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

Range

Distributed across Brazil, Norway, Sweden, and Taiwan.

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.

Nitzschia angularisは角張った端部と殻の竜骨に沿って位置する特徴的な縫合線を持つ細長い羽状淡水珪藻である。河川、池、栄養豊富な湖を含む富栄養から中栄養の淡水環境に生息する。この光合成珪藻は中程度に栄養が豊富な淡水条件と関連している。