Bigeye Numbfish vs Birch Marble

Narcine oculifera compared with Apotomis betuletana

Key Differences

• Bigeye Numbfish is Data Deficient while Birch Marble is Least Concern.

Taxonomic Classification

Rank	Bigeye Numbfish	Birch Marble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Torpediniformes (electric ray)	Lepidoptera (Butterflies & Moths)
Family	Narcinidae	Tortricidae
Genus	Narcine	Apotomis
Species	Narcine oculifera	Apotomis betuletana

Evolutionary Relationship

Bigeye Numbfish and Birch Marble share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye Numbfish

DD — Data Deficient

Birch Marble

LC — Least Concern

Physical Characteristics

Attribute	Bigeye Numbfish	Birch Marble
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye Numbfish

Birch Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Bigeye Numbfish

The Bigeye Numbfish (Narcine oculifera) is a species in the genus Narcine.

Birch Marble

The Birch Marble (Apotomis betuletana) is a species in the genus Apotomis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.