Great Black-backed Gull vs Lesser Black-backed Gull

Larus marinus compared with Larus fuscus

Taxonomic Classification

Rank	Great Black-backed Gull	Lesser Black-backed Gull
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Aves (kuş)	Aves (kuş)
Order same	Charadriiformes (Yağmur kuşları)	Charadriiformes (Yağmur kuşları)
Family same	Laridae	Laridae
Genus same	Larus	Larus
Species	Larus marinus	Larus fuscus

Evolutionary Relationship

Great Black-backed Gull and Lesser Black-backed Gull share a common ancestor at the Genus level: Larus.

Conservation Status

Great Black-backed Gull

LC — Least Concern

Lesser Black-backed Gull

LC — Least Concern

Physical Characteristics

Attribute	Great Black-backed Gull	Lesser Black-backed Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Black-backed Gull

Habitat

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

Range

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

Lesser Black-backed Gull

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Great Black-backed Gull

Great Black-backed Gull (Larus marinus) 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.

Lesser Black-backed Gull

Lesser Black-backed Gull (Larus fuscus) 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 6 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States