Guiana Dolphin vs River Lamprey

Sotalia guianensis compared with Lampetra ayresii

Key Differences

• Guiana Dolphin is Data Deficient while River Lamprey is Least Concern.

Taxonomic Classification

Rank	Guiana Dolphin	River Lamprey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Petromyzonti (Petromyzonti)
Order	Cetacea (Whales & Dolphins)	Petromyzontiformes (lamprey)
Family	Delphinidae (Oceanic Dolphins)	Petromyzontidae
Genus	Sotalia	Lampetra
Species	Sotalia guianensis	Lampetra ayresii

Evolutionary Relationship

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

Conservation Status

Guiana Dolphin

DD — Data Deficient

River Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Guiana Dolphin	River Lamprey
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.

River Lamprey