Dusky Dolphin vs Speartooth shark

Lagenorhynchus obscurus compared with Glyphis glyphis

Key Differences

• Dusky Dolphin is Least Concern while Speartooth shark is Vulnerable.

Taxonomic Classification

Rank	Dusky Dolphin	Speartooth shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (Ground Sharks)
Family	Delphinidae (Oceanic Dolphins)	Carcharhinidae
Genus	Lagenorhynchus	Glyphis
Species	Lagenorhynchus obscurus	Glyphis glyphis

Evolutionary Relationship

Dusky Dolphin and Speartooth shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky Dolphin

LC — Least Concern

Speartooth shark

VU — Vulnerable

Physical Characteristics

Attribute	Dusky Dolphin	Speartooth shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Speartooth shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.