大黑背鷗 vs 大黑脊鷗〔灰背鷗〕

Larus marinus compared with Larus schistisagus

Key Differences

• 大黑背鷗 is Least Concern while 大黑脊鷗〔灰背鷗〕 is Not Evaluated.

Taxonomic Classification

Rank	大黑背鷗	大黑脊鷗〔灰背鷗〕
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Charadriiformes (鸻形目)	Charadriiformes (鸻形目)
Family same	Laridae	Laridae
Genus same	Larus	Larus
Species	Larus marinus	Larus schistisagus

Evolutionary Relationship

大黑背鷗 and 大黑脊鷗〔灰背鷗〕 share a common ancestor at the Genus level: Larus.

Conservation Status

大黑背鷗

LC — Least Concern

大黑脊鷗〔灰背鷗〕

NE — Not Evaluated

Physical Characteristics

Attribute	大黑背鷗	大黑脊鷗〔灰背鷗〕
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

大黑背鷗

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).

大黑脊鷗〔灰背鷗〕

Habitat

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

Range

Distributed across Norway, Sweden, Taiwan, and United States.

大黑背鷗

大黑背鸥（Larus marinus）在IUCN红色名录中被列为无危物种（LC）。在其分布范围内广泛分布，种群数量稳定，没有迫切的保护问题。

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States