Dusky Dolphin vs Hammerhead

Lagenorhynchus obscurus compared with Sphyrna corona

Key Differences

• Dusky Dolphin is Least Concern while Hammerhead is Critically Endangered.

Taxonomic Classification

Rank	Dusky Dolphin	Hammerhead
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)	Sphyrnidae (Hammerhead Sharks)
Genus	Lagenorhynchus	Sphyrna (Hammerhead Sharks)
Species	Lagenorhynchus obscurus	Sphyrna corona

Evolutionary Relationship

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

Conservation Status

Dusky Dolphin

LC — Least Concern

Hammerhead

CR — Critically Endangered

Physical Characteristics

Attribute	Dusky Dolphin	Hammerhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Hammerhead

Habitat

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