Indian Ocean humpback dolphin vs Spectacled Eider

Sousa plumbea compared with Somateria fischeri

Key Differences

• Indian Ocean humpback dolphin is Endangered while Spectacled Eider is Not Evaluated.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	Spectacled Eider
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	Sousa	Somateria
Species	Sousa plumbea	Somateria fischeri

Evolutionary Relationship

Indian Ocean humpback dolphin and Spectacled Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

Spectacled Eider

NE — Not Evaluated

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	Spectacled Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indian Ocean humpback dolphin

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Spectacled Eider

Habitat

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

Range

Distributed across Norway and Sweden.