Brook Floater vs marreca-parda

Alasmidonta varicosa compared with Anas georgica

Key Differences

• Brook Floater is Vulnerable while marreca-parda is Endangered.

Taxonomic Classification

Rank	Brook Floater	marreca-parda
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Moluscos)	Chordata (cordados)
Class	Bivalvia (Bivalvia)	Aves (ave)
Order	Unionida (Unionoida)	Anseriformes (Anseriformes)
Family	Unionidae	Anatidae
Genus	Alasmidonta	Anas
Species	Alasmidonta varicosa	Anas georgica

Evolutionary Relationship

Brook Floater and marreca-parda share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

marreca-parda

EN — Endangered

Physical Characteristics

Attribute	Brook Floater	marreca-parda
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.

marreca-parda

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

marreca-parda

O marreco-de-bico-amarelo (Anas georgica) está classificado como Em Perigo (EN) na Lista Vermelha da IUCN. Com alto risco de extinção na natureza, com declínio populacional significativo e ameaças contínuas à sua sobrevivência.