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Atlantic halibut (Hippoglossus hippoglossus)

Photo of Atlantic halibut (Hippoglossus hippoglossus)

Key facts

Scientific name
Hippoglossus hippoglossus
Common name
Atlantic halibut
Category
Fish
Family
Pleuronectidae
Genus
Hippoglossus
Size
100–470 cm
Depth
50–2000 m
IUCN status
Near threatened (NT)
Danger level
Harmless
Habitats
sand, rocky
Behaviours
solitary, benthic
Ocean zones
East Atlantic

Description

Hippoglossus hippoglossus reaches 4.7 m and 320 kg, the world's largest flatfish. Right side olive-brown to dark green, left side white. Elongated diamond shape. Lives on deep sandy and gravelly bottoms of the North Atlantic (Greenland, Iceland, Norway, Canada, Scotland) between 50 and 2000 m. Lifespan up to 50 years. Populations heavily reduced by overfishing, IUCN Near Threatened. Farmed in Norwegian aquaculture.

Photo of Atlantic halibut

Photo of Atlantic halibut (Hippoglossus hippoglossus)Photo of Atlantic halibut (Hippoglossus hippoglossus)Photo of Atlantic halibut (Hippoglossus hippoglossus)

Frequently asked questions

How big is the Atlantic halibut?
Atlantic halibut (Hippoglossus hippoglossus) reaches 100–470 cm in length.
At what depth can you find the Atlantic halibut?
Atlantic halibut is found between 50–2000 m deep.
Is the Atlantic halibut dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Atlantic halibut?
IUCN status: Near threatened (NT).
Where can you find the Atlantic halibut?
Found in: East Atlantic.

Other species in the genus Hippoglossus

  • Hippoglossus stenolepis - Pacific halibut

Other species in the family Pleuronectidae

  • Pleuronectes platessa - European plaice
  • Glyptocephalus cynoglossus - Witch flounder
  • Microstomus kitt - Lemon sole
  • Limanda limanda - Common dab
  • Platichthys flesus - European flounder
  • Hippoglossoides platessoides - American plaice

Sources

  • Taxonomy: WoRMS (AphiaID 127138)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 2409218)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia