Black skate vs Giant Otter

Bathyraja trachura compared with Pteronura brasiliensis

Key Differences

• Black skate is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Black skate	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Carnivora (Carnivorans)
Family	Arhynchobatidae	Mustelidae (Weasels & Otters)
Genus	Bathyraja	Pteronura
Species	Bathyraja trachura	Pteronura brasiliensis

Evolutionary Relationship

Black skate and Giant Otter share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black skate

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Black skate	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black skate

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Black skate

The Black skate (Bathyraja trachura) is a species in the genus Bathyraja. It is currently classified as Least Concern on the IUCN Red List.