Hourglass Dolphin vs Sailray

Lagenorhynchus cruciger compared with Rajella lintea

Key Differences

• Hourglass Dolphin is Least Concern while Sailray is Near Threatened.

Taxonomic Classification

Rank	Hourglass Dolphin	Sailray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Lagenorhynchus	Rajella
Species	Lagenorhynchus cruciger	Rajella lintea

Evolutionary Relationship

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

Conservation Status

Hourglass Dolphin

LC — Least Concern

Sailray

NT — Near Threatened

Physical Characteristics

Attribute	Hourglass Dolphin	Sailray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sailray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.