Brook Floater vs Common Eastern Bumble Bee

Alasmidonta varicosa compared with Bombus impatiens

Key Differences

• Brook Floater is Vulnerable while Common Eastern Bumble Bee is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Common Eastern Bumble Bee
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum	Mollusca (động vật thân mềm)	Arthropoda (động vật Chân khớp)
Class	Bivalvia (Thân mềm hai mảnh vỏ)	Insecta (côn trùng)
Order	Unionida (Unionoida)	Hymenoptera (Bộ Cánh màng)
Family	Unionidae	Apidae (Bees)
Genus	Alasmidonta	Bombus
Species	Alasmidonta varicosa	Bombus impatiens

Evolutionary Relationship

Brook Floater and Common Eastern Bumble Bee share a common ancestor at the Kingdom level: Animalia. (động vật)

Conservation Status

Brook Floater

VU — Vulnerable

Common Eastern Bumble Bee

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Common Eastern Bumble Bee
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.

Common Eastern Bumble Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Mexico and 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.

Common Eastern Bumble Bee

<em>Bombus impatiens</em>, the common eastern bumble bee, is a native North American bee in the family Apidae, classified as Least Concern by the IUCN Red List. The species is distributed across Mexico and the United States, typically inhabiting virtually all terrestrial and freshwater biomes within its range, from urban gardens and agricultural landscapes to forests, meadows, and wetland edges. As one of the most abundant and ecologically important pollinators in eastern North America, <em>Bombus impatiens</em> plays a critical role in the pollination of both wild plants and commercial crops, including tomatoes, peppers, and blueberries. It is among the most widely used bumble bee species for commercial greenhouse pollination globally. The species forms annual colonies founded by a single mated queen in early spring, with worker populations typically peaking in midsummer before new queens and males are produced in late summer. Common eastern bumble bees are capable of buzz pollination, or sonication, vibrating their flight muscles at a specific frequency to release pollen from anthers that resist wind or conventional bee pollination. While currently assessed as Least Concern, habitat loss, pesticide exposure, and pathogen spillover from commercial colonies are ongoing concerns for wild populations. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States