Guiana Dolphin vs Lightnose Skate

Sotalia guianensis compared with Breviraja colesi

Key Differences

• Guiana Dolphin is Data Deficient while Lightnose Skate is Least Concern.

Taxonomic Classification

Rank	Guiana Dolphin	Lightnose Skate
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	Sotalia	Breviraja
Species	Sotalia guianensis	Breviraja colesi

Evolutionary Relationship

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

Conservation Status

Guiana Dolphin

DD — Data Deficient

Lightnose Skate

LC — Least Concern

Physical Characteristics

Attribute	Guiana Dolphin	Lightnose Skate
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.

Lightnose Skate