Rough ray vs Speckled ray

Raja radula compared with Raja polystigma

Key Differences

• Rough ray is Endangered while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Rough ray	Speckled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Elasmobranchii	Elasmobranchii
Order same	Rajiformes (Rajiformes)	Rajiformes (Rajiformes)
Family same	Rajidae	Rajidae
Genus same	Raja	Raja
Species	Raja radula	Raja polystigma

Evolutionary Relationship

Rough ray and Speckled ray share a common ancestor at the Genus level: Raja.

Conservation Status

Rough ray

EN — Endangered

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Rough ray	Speckled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—