in taxon plaice alaska plaice CEC1993:1132 Alaska plaice (*Pleuronectes quadrituberculatus*) is a saltwater fish that live in the North Pacific Ocean. Like most flatfish, they live on the bottom of the continental shelf, up to 600 metres deep. Their geographic range is from the Gulf of Alaska in the east, to the Chukchi Sea in the north, to the Sea of Japan in the west. itis:172901 pleuronectes quadrituberculatus Pleuronectes quadrituberculatus requires discussion