Brook Floater vs California alder

Alasmidonta varicosa compared with Alnus rhombifolia

Key Differences

• Brook Floater is Vulnerable while California alder is Least Concern.

Taxonomic Classification

Rank	Brook Floater	California alder
Kingdom	Animalia (สัตว์)	Plantae (พืช)
Phylum	Mollusca (มอลลัสกา)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (ชั้นไบวาลเวีย)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order	Unionida (Unionida)	Fagales (อันดับก่อ)
Family	Unionidae	Betulaceae
Genus	Alasmidonta	Alnus
Species	Alasmidonta varicosa	Alnus rhombifolia

Conservation Status

Brook Floater

VU — Vulnerable

California alder

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	California alder
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.

California alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Canada.

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.

California alder

The California alder (Alnus rhombifolia) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.