Hourglass Dolphin vs Spectacled Eider

Lagenorhynchus cruciger compared with Somateria fischeri

Key Differences

• Hourglass Dolphin is Least Concern while Spectacled Eider is Not Evaluated.

Taxonomic Classification

Rank	Hourglass 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	Lagenorhynchus	Somateria
Species	Lagenorhynchus cruciger	Somateria fischeri

Evolutionary Relationship

Hourglass Dolphin and Spectacled Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Spectacled Eider

NE — Not Evaluated

Physical Characteristics

Attribute	Hourglass Dolphin	Spectacled Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spectacled Eider

Habitat

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

Range

Distributed across Norway and Sweden.