Brook Floater vs Bobr Kanadskii

Alasmidonta varicosa compared with Castor canadensis

Key Differences

• Brook Floater is Vulnerable while Bobr Kanadskii is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Bobr Kanadskii
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Mollusca (моллюски)	Chordata (хордовые)
Class	Bivalvia (двустворчатые)	Mammalia (млекопитающие)
Order	Unionida (Униониды)	Rodentia (грызуны)
Family	Unionidae	Castoridae (Beavers)
Genus	Alasmidonta	Castor (Beavers)
Species	Alasmidonta varicosa	Castor canadensis

Evolutionary Relationship

Brook Floater and Bobr Kanadskii share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

Brook Floater

VU — Vulnerable

Bobr Kanadskii

NE — Not Evaluated

Population: ~15.0M

Trend: Stable →

Physical Characteristics

Attribute	Brook Floater	Bobr Kanadskii
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	1.0 m
Average Weight	—	25.0 kg

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.

Bobr Kanadskii

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Widely distributed across Europe (15 countries), North America (United States), and South America (Argentina, Chile).

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.

Bobr Kanadskii

The largest rodent in North America, Canadian beavers weigh up to 32 kg and are master ecosystem engineers inhabiting rivers, lakes, and wetlands across Canada and the northern United States. By felling trees and constructing dams up to hundreds of meters long, beavers create ponds that provide habitat for hundreds of species. Their lodges and canals transform entire watersheds. Once nearly hunted to extinction for their fur, beaver populations have recovered strongly.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States