Brook Floater vs Cross Orbweaver

Alasmidonta varicosa compared with Araneus diadematus

Key Differences

• Brook Floater is Vulnerable while Cross Orbweaver is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Cross Orbweaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Arachnida (Arachnids)
Order	Unionida (Unionida)	Araneae (Araneae)
Family	Unionidae	Araneidae
Genus	Alasmidonta	Araneus
Species	Alasmidonta varicosa	Araneus diadematus

Evolutionary Relationship

Brook Floater and Cross Orbweaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Cross Orbweaver

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Cross Orbweaver
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.

Cross Orbweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Canada, 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