Brook Floater vs Downy Jumping Spider

Alasmidonta varicosa compared with Attulus pubescens

Key Differences

• Brook Floater is Vulnerable while Downy Jumping Spider is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Downy Jumping Spider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Arachnida (Arachnids)
Order	Unionida (Unionida)	Araneae (Araneae)
Family	Unionidae	Salticidae
Genus	Alasmidonta	Attulus
Species	Alasmidonta varicosa	Attulus pubescens

Evolutionary Relationship

Brook Floater and Downy Jumping Spider share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Downy Jumping Spider

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Downy Jumping Spider
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.

Downy Jumping Spider

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Denmark, Norway, Sweden, 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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States