Eightgill Hagfish vs Fivegill Hagfish

Eptatretus octatrema compared with Eptatretus profundus

Key Differences

• Eightgill Hagfish is Critically Endangered while Fivegill Hagfish is Least Concern.

Taxonomic Classification

Rank	Eightgill Hagfish	Fivegill Hagfish
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Myxini (Myxini)	Myxini (Myxini)
Order same	Myxiniformes (Myxiniformes)	Myxiniformes (Myxiniformes)
Family same	Myxinidae	Myxinidae
Genus same	Eptatretus	Eptatretus
Species	Eptatretus octatrema	Eptatretus profundus

Evolutionary Relationship

Eightgill Hagfish and Fivegill Hagfish share a common ancestor at the Genus level: Eptatretus.

Conservation Status

Eightgill Hagfish

CR — Critically Endangered

Fivegill Hagfish

LC — Least Concern

Physical Characteristics

Attribute	Eightgill Hagfish	Fivegill Hagfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—