The abyssal spiderfish, ''Bathypterois longipes'', is a species of

deepsea tripod fish The Ipnopidae (deepsea tripod fishes) are a family of fishes in the order Aulopiformes. They are small, slender fishes, with maximum length ranging from about . They are found in temperate and tropical deep waters of the Atlantic, Indian, and ...

, a demersal fish living on the bottom of the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

, even on the

abyssal plain An abyssal plain is an underwater plain on the deep ocean floor, usually found at depths between and . 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. ...

. 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 .

References

WoRMS entry

Fishbase entry
Ipnopidae Fish described in 1878 Taxa named by Albert Günther {{Aulopiformes-stub