Brook Floater vs rough-leaf hydrangea

Alasmidonta varicosa compared with Hydrangea aspera

Key Differences

• Brook Floater is Vulnerable while rough-leaf hydrangea is Least Concern.

Taxonomic Classification

Rank	Brook Floater	rough-leaf hydrangea
Kingdom	Animalia (животные)	Plantae (растения)
Phylum	Mollusca (моллюски)	Magnoliophyta (магнолиофиты)
Class	Bivalvia (двустворчатые)	Magnoliopsida (Dicots)
Order	Unionida (Униониды)	Cornales (кизилоцветные)
Family	Unionidae	Hydrangeaceae
Genus	Alasmidonta	Hydrangea
Species	Alasmidonta varicosa	Hydrangea aspera

Conservation Status

Brook Floater

VU — Vulnerable

rough-leaf hydrangea

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	rough-leaf hydrangea
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.

rough-leaf hydrangea

Habitat

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

Range

Distributed across Norway, Sweden, and Taiwan.

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.