Broad Scalewort vs Brook Floater

Porella obtusata compared with Alasmidonta varicosa

Key Differences

Broad Scalewort is Endangered while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Broad Scalewort	Brook Floater
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Mollusca (Mollusks)
Class	Jungermanniopsida (Jungermanniopsida)	Bivalvia (Bivalvia)
Order	Porellales (Porellales)	Unionida (Unionida)
Family	Porellaceae	Unionidae
Genus	Porella	Alasmidonta
Species	Porella obtusata	Alasmidonta varicosa

Conservation Status

Broad Scalewort

EN — Endangered

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Broad Scalewort	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broad Scalewort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Broad Scalewort

The Broad Scalewort (Porella obtusata) is a species in the genus Porella. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

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.