Foca de Casco vs Raja de Murray

Cystophora cristata compared with Bathyraja murrayi

Key Differences

• Foca de Casco is Endangered while Raja de Murray is Least Concern.

Taxonomic Classification

Rank	Foca de Casco	Raja de Murray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Pinnipedia (Seals & Sea Lions)	Rajiformes (Rajiformes)
Family	Phocidae (True Seals)	Arhynchobatidae
Genus	Cystophora	Bathyraja
Species	Cystophora cristata	Bathyraja murrayi

Evolutionary Relationship

Foca de Casco and Raja de Murray share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Foca de Casco

EN — Endangered

Raja de Murray

LC — Least Concern

Physical Characteristics

Attribute	Foca de Casco	Raja de Murray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Foca de Casco

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Raja de Murray