Black-headed Gull vs Brown-hooded Gull

Chroicocephalus ridibundus compared with Chroicocephalus maculipennis

Key Differences

• Black-headed Gull is Vulnerable while Brown-hooded Gull is Not Evaluated.

Taxonomic Classification

Rank	Black-headed Gull	Brown-hooded Gull
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Charadriiformes (Charadriiformes)	Charadriiformes (Charadriiformes)
Family same	Laridae	Laridae
Genus same	Chroicocephalus	Chroicocephalus
Species	Chroicocephalus ridibundus	Chroicocephalus maculipennis

Evolutionary Relationship

Black-headed Gull and Brown-hooded Gull share a common ancestor at the Genus level: Chroicocephalus.

Conservation Status

Black-headed Gull

VU — Vulnerable

Brown-hooded Gull

NE — Not Evaluated

Physical Characteristics

Attribute	Black-headed Gull	Brown-hooded Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Gull

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, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown-hooded Gull

Habitat

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

Range

Found in Norway.

Black-headed Gull

Black-headed Gull (Chroicocephalus ridibundus) 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.

Brown-hooded Gull

The Brown-hooded Gull (Chroicocephalus maculipennis) is a species in the genus Chroicocephalus. Typically found in various aerial, terrestrial, and aquatic environments. Found in Norway. As a member of the Chroicocephalus genus, this species contributes to biodiversity in its native range.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway