Neotropical otter vs Spinetail ray

Lontra longicaudis compared with Bathyraja spinicauda

Key Differences

• Neotropical otter is Data Deficient while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Neotropical otter	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Rajiformes (Rajiformes)
Family	Mustelidae (Weasels & Otters)	Arhynchobatidae
Genus	Lontra	Bathyraja
Species	Lontra longicaudis	Bathyraja spinicauda

Evolutionary Relationship

Neotropical otter and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Neotropical otter

DD — Data Deficient

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Neotropical otter	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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