Hippoglossus Hippoglossus



Nearshore, Offshore, Continental Shelf

30 - 150 pounds

52" - 185"

Atlantic Halibut

Also Known As: Fletch, Flitch, Halibut  

Guides Who Fish This Species

Atlantic halibut (Hippoglossus hippoglossus) Fish Description

The Atlantic Halibut is the biggest flatfish species in the world (second is the Pacific Halibut). This fish is a strong swimmer, which is why it’s a popular game fish among anglers. It is deep brown with white and black spots, and its body is shaped like a diamond. It’s a saltwater fish that prefers temperate waters. They’re carnivorous and eats a variety of prey such as cod, haddock, pogge, sand eels, squids, and crustaceans.


Interesting Facts 

  • The Atlantic halibut is a delicacy in the cuisine world.
  • They mature slowly, they’re only considered as adults at the age of 7-8 years and 10-11 for females.
  • They are voracious eaters. The guts of the Atlantic halibut have been found with sea birds, wood, and even iron.
  • The Atlantic Halibut practices external fertilization, meaning the females release eggs while the males cover the eggs with sperm to fertilize them.



The Atlantic halibut is a large fish with small predators. They are estimated to get as long as 15 feet, but the biggest recorded so far is 8.2 feet and weigh as heavy as 720 lbs. They average 4.4 feet and weigh 30 lbs. The females are generally bigger and heavier than the males.


Habitat and Distribution

The Atlantic halibut can be found in the North Atlantic Ocean and some parts of the Arctic Ocean. In North America, their range is from Canada to Virginia. They thrive in cold temperatures of 37.4-41°F with depths of 160 to 6