The abyssal spiderfish, Bathypterois longipes, is a species of deepsea tripod fish, a demersal fish living on the bottom of the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

, even on the abyssal plain

Abyssal plain

An abyssal plain is an underwater plain on the deep ocean floor, usually found at depths between 3000 and 6000 metres. Lying generally between the foot of a continental rise and a mid-ocean ridge, abyssal plains cover more than 50% of the Earth’s surface. They are among the flattest, smoothest...

. It is one of the deepest-dwelling fish known.

This solitary fish grows about ten inches long, and has a "tripod" formation of fins both used to rest on the bottom, and to travel on the water column. It lives in extremely cold water, at temperatures of 32–48 °F (0–8.9 C).