Irrawaddy dolphin vs Lake Duck

Orcaella brevirostris compared with Oxyura vittata

Key Differences

• Irrawaddy dolphin is Endangered while Lake Duck is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Lake Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Orcaella	Oxyura
Species	Orcaella brevirostris	Oxyura vittata

Evolutionary Relationship

Irrawaddy dolphin and Lake Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Lake Duck

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Lake Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lake Duck

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom.

Lake Duck

Lake Duck (Oxyura vittata) 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.