Chatham Oystercatcher vs Eurasian Oystercatcher

Haematopus chathamensis compared with Haematopus ostralegus

Key Differences

• Chatham Oystercatcher is Endangered while Eurasian Oystercatcher is Least Concern.

Taxonomic Classification

Rank	Chatham Oystercatcher	Eurasian Oystercatcher
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	Haematopodidae	Haematopodidae
Genus same	Haematopus	Haematopus
Species	Haematopus chathamensis	Haematopus ostralegus

Evolutionary Relationship

Chatham Oystercatcher and Eurasian Oystercatcher share a common ancestor at the Genus level: Haematopus.

Conservation Status

Chatham Oystercatcher

EN — Endangered

Eurasian Oystercatcher

LC — Least Concern

Physical Characteristics

Attribute	Chatham Oystercatcher	Eurasian Oystercatcher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chatham Oystercatcher

Habitat

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

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian Oystercatcher

Habitat

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

Range

Found across Europe (6 countries).

Chatham Oystercatcher

The Chatham Oystercatcher (Haematopus chathamensis) is a species in the genus Haematopus. It is currently classified as Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Eurasian Oystercatcher

Eurasian Oystercatcher (Haematopus ostralegus) 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 1 countries:

🇳🇴 Norway