Greater Scaup vs New Zealand Scaup

Aythya marila compared with Aythya novaeseelandiae

Key Differences

• Greater Scaup is Vulnerable while New Zealand Scaup is Least Concern.

Taxonomic Classification

Rank	Greater Scaup	New Zealand Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Anseriformes (Anseriformes)	Anseriformes (Anseriformes)
Family same	Anatidae	Anatidae
Genus same	Aythya	Aythya
Species	Aythya marila	Aythya novaeseelandiae

Evolutionary Relationship

Greater Scaup and New Zealand Scaup share a common ancestor at the Genus level: Aythya.

Conservation Status

Greater Scaup

VU — Vulnerable

New Zealand Scaup

LC — Least Concern

Physical Characteristics

Attribute	Greater Scaup	New Zealand Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Scaup

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

New Zealand Scaup

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom.

Greater Scaup

Greater Scaup (Aythya marila) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway