Gadwall vs Hooded seal

Mareca strepera compared with Cystophora cristata

Key Differences

• Gadwall is Least Concern while Hooded seal is Endangered.

Taxonomic Classification

Rank	Gadwall	Hooded seal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Pinnipedia (Seals & Sea Lions)
Family	Anatidae	Phocidae (True Seals)
Genus	Mareca	Cystophora
Species	Mareca strepera	Cystophora cristata

Evolutionary Relationship

Gadwall and Hooded seal share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gadwall

LC — Least Concern

Hooded seal

EN — Endangered

Physical Characteristics

Attribute	Gadwall	Hooded seal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gadwall

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia).

Hooded seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Gadwall

Gadwall (Mareca strepera) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway