Pleuronectidae and they sink to the bottom. They are found on the bottoms of oceans around the world, with some species, such as the Atlantic halibut, "Hippoglossus hippoglossus", being found down to . The smaller species eat sea-floor invertebrates such as polychaetes and crustaceans, but the larger righteye flounders, such as "H. hippoglossus", which grows up to in length, feed on other fishes and cephalopods, as well. They include many important commercially fished species, including not only the various fish called flounders, but also the European plaice, the halibuts, the lemon sole, the common dab, the Pacific Dover sole, and the
Flat Islands (Antarctica) Antarctic Names Committee of Australia (ANCA) recommended in 1958 that the descriptive name Flat Islands be applied for the entire group. The group is made up of Stinear Island and Béchervaise Island, amongst others. Flat Islands (Antarctica) The Flat Islands or Flatøyholmane are a small chain of islands which extends in a northeast-southwest direction, lying about north-west of Mawson Station and southwest of Welch Island in the eastern part of Holme Bay. The Flat Islands were mapped by Norwegian cartographers from air photos taken by the Lars Christensen Expedition (1936-1937) and the name Flatøyholmane (the flat island islets) was applied