Brook Floater vs tree hydroid

Alasmidonta varicosa compared with Eudendrium ramosum

Key Differences

• Brook Floater is Vulnerable while tree hydroid is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	tree hydroid
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Mollusca (软体动物门)	Cnidaria (刺胞動物門)
Class	Bivalvia (双壳纲)	Hydrozoa (水螅纲)
Order	Unionida (蚌目)	Anthoathecata (花水母目)
Family	Unionidae	Eudendriidae
Genus	Alasmidonta	Eudendrium
Species	Alasmidonta varicosa	Eudendrium ramosum

Evolutionary Relationship

Brook Floater and tree hydroid share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Brook Floater

VU — Vulnerable

tree hydroid

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	tree hydroid
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.

tree hydroid

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.