bottom fish(n = noun.animal) groundfish - fish that live on the sea bottom (particularly the commercially important gadoid fish like cod and haddock, or flatfish like flounder);
is a kind of food fish

amber fish, anemone fish, angel fish, angler fish, archer fish, at bottom, balloon fish, band fish, barber fish, basket fish, bellows fish, big fish, biplane flying fish, blennioid fish, bony fish, bottom, bottom dog, bottom dollar, bottom feeder, bottom fermentation, bottom fermenting yeast, bottom line, bottom lurkers, bottom of the inning, bottom out, bottom quark, bottom rot, bottom rot fungus, bottom round, buffalo fish, bur fish, butterfly fish, carangid fish, cartilaginous fish, characin fish, cichlid fish, cigar fish, clinid fish, clown anemone fish, clupeid fish, cold fish, convict fish, coral fish, crucifix fish, cutlass fish, cyprinid fish, cypriniform fish, fine kettle of fish, fish, fish and chips, fish ball, fish bowl, fish cake, fish chowder, fish doctor, fish duck, fish eagle, fish family, fish farm, fish filet, fish fillet, fish finger, fish fly, fish for, fish fry, fish fuddle, fish genus, fish geranium, fish glue, fish hawk, fish house punch, fish joint, fish knife, fish ladder, fish loaf, fish louse, fish lure, fish meal, fish mousse, fish oil, fish out of water, fish scale, fish slice, fish steak, fish stew, fish stick, fish story, fish tank, flame fish, flashlight fish, flying fish, foggy bottom, food fish, four-wing flying fish, fresh fish, freshwater fish, frost fish, gadoid fish, game fish, ganoid fish, gefilte fish, go fish, handsaw fish, jawless fish, kettle of fish, lake bottom, lance fish, lancet fish, lizard fish, lobe-finned fish, lookdown fish, margate fish, may fish, monoplane flying fish, net fish, ocean bottom, odd fish, oyster fish, percoid fish, plectognath fish, poeciliid fish, polly fish, poor fish, porcupine fish, pudding fish, rainbow fish, rattail fish, razor fish, river bottom, rock bottom, rough fish, saltwater fish, sargassum fish, sciaenid fish, scombroid fish, scorpaenid fish, scorpaenoid fish, scorpion fish, sea bottom, sergeant fish, serranid fish, silurid fish, siluriform fish, skillet fish, soft-finned fish, sparid fish, spiny-finned fish, sport fish, stromateid fish, sucking fish, suleah fish, sulfur bottom, surf fish, teleost fish, tobias fish, touch bottom, tuna fish, tuna fish salad, two-wing flying fish, united states fish and wildlife service, us fish and wildlife service, wolf fish, worm fish, young fish