Black scale vs Brook Floater

Saissetia oleae compared with Alasmidonta varicosa

Key Differences

• Black scale is Not Evaluated while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Black scale	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Hemiptera (Hemiptera)	Unionida (Unionida)
Family	Coccidae	Unionidae
Genus	Saissetia	Alasmidonta
Species	Saissetia oleae	Alasmidonta varicosa

Evolutionary Relationship

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

Conservation Status

Black scale

NE — Not Evaluated

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Black scale	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Cyprus, Israel, Taiwan), Europe (22 countries), North America (Dominica, United States), and South America (Chile).

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.

Black scale

The Black scale (Saissetia oleae) is a species in the genus Saissetia. Typically found in virtually all terrestrial and freshwater habitats.

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