Alewife (Alosa pseudoharengus) Anchovies (Anchoa hepsetus) Anchovies (Engraulis mordax) Bass (white) (Lepibema chrysops) Black quahog (Artica islandica) Bowfin (dogfish) (Amia calva) Bream (Abramis brama) Buckeye shiner (Notropus atherionoides) Buffalofish (Ictiobus cyprinellus) Bull Head (Ameirurus m. melas) Burbot (Lota lota maculosa) Burbot (Lota lota) Butterfish (Poronotus triacanthus) Carp (Cyprinus carpio) Catfish (channel) (Ictalurus laccustris punctatus) Clams (chowder, steamer, cherrystone) Fathead minnow (Primephales p. promelas) Garfish (garpike) Goldfish (Carassius auratus) Herring (Baltic) (Clupea harengus var. membranus) Herring (Clupea harengus) Lamprey (adult) (Petromyzon marintus) Mackerel (Scomber japonicas) (Pacific) Menhaden (Brecoortia tyrannus) Menhaden (large scale) (Brecoortia patronus) Moray ell (Gymnothorax ocellatus) Mussel (bigtoe) (Pluerobema cordatum) Razor belly (scaled sardine) (Harengula pensacolae) Sauger (Stizostedion c. canadense) Scallop (Placopecten grandis) Sculpin (Myooxocephalus quadricornis thompsonii) Shad (gizzard) (Dorosoma cepedianum) Shiner (spottail) (Notropis hudsonius) Smelt (freshwater) (Osmerus mordax) Stoneroller (central) (Campostoma anomalum pullum) Sucker (common white) (Catostomus c. commersonii) White bass (Lepimbema chrysops) Whitefish (Prosopium cylindraceum quadriaterale) White fish (Coregonus clupeaformis

If it is any of the fish listed above, then YES it is bad to feed these on a regular basis. Feeding them once or twice is fine, but not as a staple diet.