Andenmöwe vs Lachmöwe

Chroicocephalus serranus compared with Chroicocephalus ridibundus

Key Differences

• Andenmöwe is Least Concern while Lachmöwe is Vulnerable.

Taxonomic Classification

Rank	Andenmöwe	Lachmöwe
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Aves (Vögel)	Aves (Vögel)
Order same	Charadriiformes (Regenpfeiferartige)	Charadriiformes (Regenpfeiferartige)
Family same	Laridae	Laridae
Genus same	Chroicocephalus	Chroicocephalus
Species	Chroicocephalus serranus	Chroicocephalus ridibundus

Evolutionary Relationship

Andenmöwe and Lachmöwe share a common ancestor at the Genus level: Chroicocephalus.

Conservation Status

Andenmöwe

LC — Least Concern

Lachmöwe

VU — Vulnerable

Physical Characteristics

Attribute	Andenmöwe	Lachmöwe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andenmöwe

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Lachmöwe

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.

Andenmöwe

The Andean Gull (Chroicocephalus serranus) is a species in the genus Chroicocephalus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Lachmöwe

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway