Guiana Dolphin vs Night Shark

Sotalia guianensis compared with Carcharhinus signatus

Key Differences

• Guiana Dolphin is Data Deficient while Night Shark is Endangered.

Taxonomic Classification

Rank	Guiana Dolphin	Night 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	Sotalia	Carcharhinus
Species	Sotalia guianensis	Carcharhinus signatus

Evolutionary Relationship

Guiana Dolphin and Night Shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guiana Dolphin

DD — Data Deficient

Night Shark

EN — Endangered

Physical Characteristics

Attribute	Guiana Dolphin	Night Shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Night Shark

Habitat

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

Range

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

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela