Serreta de las Auckland vs Serreta brasileña

Mergus australis compared with Mergus octosetaceus

Key Differences

• Serreta de las Auckland is Extinct while Serreta brasileña is Critically Endangered.

Taxonomic Classification

Rank	Serreta de las Auckland	Serreta brasileña
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Aves (Birds)	Aves (Birds)
Order same	Anseriformes (Anseriformes)	Anseriformes (Anseriformes)
Family same	Anatidae	Anatidae
Genus same	Mergus	Mergus
Species	Mergus australis	Mergus octosetaceus

Evolutionary Relationship

Serreta de las Auckland and Serreta brasileña share a common ancestor at the Genus level: Mergus.

Conservation Status

Serreta de las Auckland

EX — Extinct

Serreta brasileña

CR — Critically Endangered

Physical Characteristics

Attribute	Serreta de las Auckland	Serreta brasileña
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Serreta de las Auckland

Habitat

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

Range

Found in Norway.

Serreta brasileña

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Serreta de las Auckland

The Auckland Islands Merganser (Mergus australis) is a species in the genus Mergus. It is currently classified as Extinct on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Serreta brasileña

The Brazilian Merganser (Mergus octosetaceus) is a species in the genus Mergus. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway