Beaked Earthstar vs Brook Floater

Geastrum pectinatum compared with Alasmidonta varicosa

Key Differences

• Beaked Earthstar is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Beaked Earthstar	Brook Floater
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Mollusca (Mollusks)
Class	Agaricomycetes (Mushrooms)	Bivalvia (Bivalvia)
Order	Geastrales (Geastrales)	Unionida (Unionida)
Family	Geastraceae	Unionidae
Genus	Geastrum	Alasmidonta
Species	Geastrum pectinatum	Alasmidonta varicosa

Conservation Status

Beaked Earthstar

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Beaked Earthstar	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beaked Earthstar

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.

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.

Beaked Earthstar

The Beaked Earthstar (Geastrum pectinatum) is a species in the genus Geastrum. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

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.