Deep Sea Profile
Primitive, jawless fish famous for their defensive slime production.
Frequently Asked Questions
Is it really slime?
Yes, a single hagfish can produce liters of thick, fibrous slime in seconds to choke predators.
Pacific hagfish

Image via Wikimedia Commons
18–900 m (60–3,000 ft)
Up to 60 cm (24 in)
Seafloor
Dead fish and whale falls
"I am a jawless fish that has remained virtually unchanged for 300 million years."
Think you know the Pacific Hagfish?
Start QuizPrimitive, jawless fish famous for their defensive slime production.
Yes, a single hagfish can produce liters of thick, fibrous slime in seconds to choke predators.