- Kingdom: Animalia
- Phylum: Chordata
- Subphylum: Vertebrata
- Superclass: Gnathostomata
- Class: Actinopterygii
- Order: Pleuronectiformes
- Family: Pleuronectidae
- Scientific name: Hippoglossoides platessoides
- Norwegian: gapeflyndre
A special feature of this right eyed flounder is the big mouth. The body is slender and the color is usually light red or brown. It is quite small, reaching a length of no more than 50 cm.
The American plaice prefers soft sand or muddy substrate on depths from 10 to 400 meters.
It is found in the North Atlantic Ocean, from Greenland and Murmansk in the north to Cape Cod and the English Channel in the south.