Black skate vs Harmless Serotine

Bathyraja trachura compared with Eptesicus innoxius

Key Differences

• Black skate is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Black skate	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Chiroptera (Bats)
Family	Arhynchobatidae	Vespertilionidae
Genus	Bathyraja	Eptesicus
Species	Bathyraja trachura	Eptesicus innoxius

Evolutionary Relationship

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

Conservation Status

Black skate

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Black skate	Harmless Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black skate

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.