Hormone Order Family Species Major references Effect on feeding AgRP Cypriniforme Cyprinidae Common carp (Cyprinus carpio) Zhong et al., 2013 + Common carp (Cyprinus carpio) Wan et al., 2012 − ? Goldfish (Carassius auratus) Cerdá-Reverter and Peter, 2003 + Ya fish (Schizothorax prenanti) Wei et al., 2013 + Zebrafish (Danio rerio) Song et al., 2003; Song and Cone, 2007 + Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Murashita et al., 2009a; Valen et al., 2011 − Arctic charr (Salvelinus alpinus) Striberny et al., 2015 + Coho salmon (Oncorhynchus kisutch) Kim et al., 2015 + Perciforme Moronidae Sea bass (Dicentrarchus labrax) Agulleiro et al., 2014 + Amylin Cypriniforme Cyprinidae Goldfish (Carassius auratus) Thavanathan and Volkoff, 2006 − Apelin Characiforme Characidae Blind cavefish (Astyanax mexicanus) Penney and Volkoff, 2014 + Serrasalmidae Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2014a + Cyprinoforme Cyprinidae Cyprinus carpio and Capoetta trutta Köprücü and Algül, 2015 ? Goldfish (Carassius auratus) Volkoff and Wyatt, 2009; Wong et al., 2013; Volkoff, 2014a; Zhang et al., 2016b + Ya fish (Schizothorax prenanti) Lin et al., 2014a + Perciforme Labridae Cunner (Tautogolabrus adspersus) Hayes and Volkoff, 2014 − ? AVT (arginine vasotocin) Salmoniforme Salmonidae Rainbow trout (Oncorhynchus mykiss) Gesto et al., 2014 − CART Beloniformes Adrianichthyidae Medaka (Oryzias latipes) Murashita and Kurokawa, 2011 − Characiforme Characidae Blind cavefish (Astyanax mexicanus) Penney and Volkoff, 2014 − Dourado (Salminus brasiliensis) Volkoff et al., 2016 0 Serrasalmidae Pacu (Piaractus mesopotamicus) Volkoff et al., 2017 − Pirapitinga (Piaractus brachypomus) Volkoff, 2015a ? Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2014a − Cypriniforme Cyprinidae Common carp (Cyprinus carpio) Wan et al., 2012 − Goldfish (Carassius auratus) Abbott and Volkoff, 2011; Volkoff, 2012, 2014b; Zhang et al., 2016b − Grass carp (Ctenopharyngodon idellus) Zhou et al., 2013; Liu et al., 2014 − Zebrafish (Danio rerio) Mukherjee et al., 2012; Nishio et al., 2012; Akash et al., 2014; Manuel et al., 2014, 2015; Libran-Perez et al., 2014; Woods et al., 2014; Guillot et al., 2016 − Gadiforme Gadidae Atlantic cod (Gadus morhua) Kehoe and Volkoff, 2007 − ? Perciforme Labridae Cunner (Tautogolabrus adspersus) Babichuk and Volkoff, 2013 − Pleuronectiformes Pleuronectidae Atlantic halibut (Hippoglossus hippoglossus) Gomes et al., 2014 0 Winter flounder (Pseudopleuronectes americanus) MacDonald and Volkoff, 2009a 0 Soleidae Senegalese sole (Solea senegalensis) Bonacic et al., 2015 − Rajiforme (elasmobranch) Rajidae Winter skate (Raja ocellata) MacDonald and Volkoff, 2009b 0 Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Murashita et al., 2009a; Burt et al., 2013; Kousoulaki et al., 2013 − Arctic Charr (Salvelinus alpinus) Striberny et al., 2015 0 Rainbow trout (Oncorhynchus mykiss) Figueiredo-Silva et al., 2012; MacDonald et al., 2014 − Siluriforme Clariidae African sharptoothcatfish (Clarias gariepinus) Subhedar et al., 2011 − Walking catfish (Clarias batrachus) Barsagade et al., 2010 − Ictaluridae Channel catfish (Ictalurus punctatus) Kobayashi et al., 2008; Peterson et al., 2012 − CCK Characiforme Characidae Blind cavefish (Astyanax fasciatus mexicanus) Wall and Volkoff, 2013 − Dourado (Salminus brasiliensis) Pereira et al., 2015; Volkoff et al., 2016 − Thin dogfish (Oligosarcus hepsetus) Vieira-Lopes et al., 2013 − Serrasalmidae Pacu (Piaractus mesopotamicus) Volkoff et al., 2017 − Pirapitinga (Piaractus brachypomus) Volkoff, 2015a − Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2014a − Cypriniforme Cyprinidae Blunt snout bream (Megalobrama amblycephala) Ping et al., 2013; Ji et al., 2015 − Common carp (Cyprinus carpio) Zhong et al., 2013 − Goldfish (Carassius auratus) Kang et al., 2010, 2011; Tinoco et al., 2015 − Grass carp (Ctenopharyngodon idella) juveniles Liu et al., 2013 − Zebrafish (Danio rerio) Koven and Schulte, 2012; Tian et al., 2015 − Gadiforme Gadidae Atlantic cod larvae (Gadus morhua) Tillner et al., 2013 − Perciforme Carangidae Yellowtail (Seriola quinqueradiata) Furutani et al., 2013; Hosomi et al., 2014 − Cichlidae Astatotilapia burtoni Grone et al., 2012 − Labridae Cunner (Tautogolabrus adspersus) Babichuk and Volkoff, 2013; Hayes and Volkoff, 2014 − Moronidae Sea bass (Dicentrarchus labrax) larvae Tillner et al., 2014 − Sciaenidae Yellow croaker (Larimichthys crocea) larvae Cai et al., 2015 − Sparidae White sea bream (Diplodus sargus) Micale et al., 2012 − Pleuronectiforme Pleuronectidae Atlantic halibut (Hippoglossus hippoglossus) Kamisaka et al., 2001 − Olive flounder (Paralichthys olivaceus) Kurokawa et al., 2000 − Winter flounder (Pseudopleuronectes americanus) MacDonald and Volkoff, 2009a − Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Valen et al., 2011 − Siluriforme Ictaluridae Channel catfish (Ictalurus punctatus) Peterson et al., 2012 − CRF/UCN system Acipenseriformes Acipenseridae Siberian sturgeon (Acipenser baerii) Zhang et al., 2016c − Cypriniforme Cyprinidae Goldfish (Carassius auratus) De Pedro et al., 1993 − Ya fish (Schizothorax prenanti) Wang et al., 2014 − Salmoniforme Salmonidae Rainbow trout (Oncorhynchus mykiss) Bernier and Craig, 2005; Ortega et al., 2013 − Endocannabinoid system Cypriniforme Cyprinidae Goldfish (Carassius auratus) Cottone et al., 2013 + ? Goldfish (Carassius auratus) Cottone et al., 2009 + Perciforme Sparidae Sea bream (Sparus aurata) Piccinetti et al., 2010 + Pleuronectiforme Soleidae Sole (Solea solea) Palermo et al., 2013 ? Galanin Cypriniforme Cyprinidae Goldfish (Carassius auratus) de Pedro et al., 1995; Volkoff and Peter, 2001b; Unniappan et al., 2004 + Tench (Tinca tinca) Guijarro et al., 1999 + Zebrafish (Danio rerio) Li et al., 2013 + Ghrelin Anguilliformes Anguillidae Japanese eel (Anguilla japonica) Lee et al., 2015 ? Characiforme Serrasalmidae Pirapitinga (Piaractus brachypomus) Volkoff, 2015a ? Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2015b + Cypriniforme Cyprinidae Bunnei (Barbus sharpeyi) Mabudi et al., 2011 ? Gibel carp (Carassius auratus gibelio) Zhou et al., 2016 + Goldfish (Carassius auratus) Unniappan et al., 2002; Kang et al., 2011; Nisembaum et al., 2014; Blanco et al., 2016a,b + Grass carp (Ctenopharyngodon idella) Liu et al., 2014 + Zebrafish (Danio rerio) Koven and Schulte, 2012 + Lepidosireniforme (dipnoid) Protopteridae West African lungfish (Protopterus annectens) Kaiya et al., 2014 ? Perciforme Cichlidae Tilapia (Oreochromis mossambicus) Schwandt et al., 2010; Upton and Riley, 2013 + Scombridae Pacific bluefin tuna (Thunnus orientalis) Suda et al., 2012 ? Pleuronectiforme Pleuronectidae Atlantic halibut (Hippoglossus hippoglossus) Einarsdottir et al., 2011; Gomes et al., 2014 + Scophthalmidae Juvenile turbot (Scophthalmus maximus) Song et al., 2015 + Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Hevrøy et al., 2011; Vikesa et al., 2015 ? Brown trout (Salmo trutta) Tinoco et al., 2014a + ? Coho salmon (Oncorhynchus kisutch) Kim et al., 2015 + Rainbow trout (Oncorhynchus mykiss) Velasco et al., 2016 ? Rainbow trout (Oncorhynchus mykiss) Jönsson et al., 2010 − Siluriforme Bagridae Yellow catfish (Pelteobagrus fulvidraco) Zhang et al., 2016a + Ictaluridae Channel catfish (Ictalurus punctatus) Peterson et al., 2012 0 GnRH Cypriniforme Cyprinidae Goldfish (Carassius auratus) Hoskins et al., 2008; Matsuda et al., 2008 − Ya fish (Schizothorax prenanti) Wang et al., 2014 − Zebrafish (Danio rerio) Nishiguchi et al., 2012 − Gadiforme Gadidae Atlantic cod (Gadus morhua) Tuziak and Volkoff, 2013a 0 Pleuronectiforme Pleuronectidae Winter flounder (Pseudopleuronectes americanus) Tuziak and Volkoff, 2013b − Kisspeptin Cypriniforme Cyprinidae Goldfish (Carassius auratus) Mawhinney, 2007 0 Perciforme Moronidae Sea bass (Dicentrarchus labrax) Escobar et al., 2016 + ? Leptin Beloniforme Adrianichthyidae Medaka (Oryzias latipes) Chisada et al., 2014 − Characiforme Serrasalmidae Pacu (Piaractus mesopotamicus) Volkoff et al., 2017 0 ? Pirapitinga (Piaractus brachypomus) Volkoff, 2015a ? Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2015b 0 ? Cypriniforme Cyprinidae Blunt snout bream Megalobrama amblycephala Xu et al., 2016 − Common carp (Cyprinus carpio) Bernier et al., 2012 − Goldfish (Carassius auratus) Volkoff et al., 2003; Vivas et al., 2011; Tinoco et al., 2012, 2014b; Yan et al., 2016 − Grass carp (Ctenopharyngodon idellus) Lu et al., 2015; Li et al., 2010 − Grass carp (Ctenopharyngodon idellus) Li A. et al., 2016 ? Topmouth culter (Culter alburnus) Wang et al., 2013 ? White-clouds minnow (Tanichthys albonubes) Chen et al., 2016b − Zebrafish (Danio rerio) Tian et al., 2015; Cui et al., 2016; Michel et al., 2016 − Gadiforme Lotidae Burbot (Lota lota) Nieminen et al., 2003 + ? Gymnotiforme Sternopygidae Electric fish (Eigenmannia virescens) Sinnett and Markham, 2015 ? Perciforme Carangidae Golden pompano (Trachinotus blochii) Wu et al., 2016 ? Centrarchidae Green sunfish (Lepomis cyanellus) Johnson et al., 2000 + ? Cichlidae Tilapia (Oreochromis mossambicus) Baltzegar et al., 2014; Douros et al., 2014 ? Nile tilapia (Oreochromis niloticus) Shpilman et al., 2014 ? Labridae Orange-spotted grouper (Epinephelus coioides) Huang et al., 2014 ? Labridae Orange-spotted grouper (Epinephelus coioides) Zhang et al., 2013 ? Moronidae European sea bass (Dicentrarchus labrax) Gambardella et al., 2012 ? Striped bass (Morone saxatilis) Won et al., 2012 − Percichthyidae Mandarin fish (Siniperca chuatsi) Yuan et al., 2016 ? Murray cod (Maccullochella peelii peelii) Ettore et al., 2012 Varricchio et al., 2012 ? Scombridae Mackerel (Scomber japonicus) Ohga et al., 2015 ? Pleuronectiformes Paralichthyidae Fine flounder (Paralichthys adspersus) Fuentes et al., 2012 + Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Rønnestad et al., 2010; Murashita et al., 2011; Trombley et al., 2012, 2014; Kullgren et al., 2013; Moen and Finn, 2013 ? Arctic charr (Salvelinus alpinus) Froiland et al., 2012; Jørgensen et al., 2013 ? Rainbow trout (Oncorhynchus mykiss) Gong et al., 2016 − Rainbow trout (Oncorhynchus mykiss) Varricchio et al., 2012; Francis et al., 2014; MacDonald et al., 2014; Johansson and Björnsson, 2015; Salmeron et al., 2015; Johansson et al., 2016; Pfundt et al., 2016 ? Siluriforme Bagridae Yellow catfish (Pelteobagrus fulvidraco) Gong et al., 2013; Song et al., 2015; Zheng et al., 2015 ? MCH Beloniforme Adrianichthyidae Medaka (Oryzias latipes) Qu et al., 1996 0 Carcharhiniforme Sphyrnidae Scalloped hammerhead shark (Sphyrna lewini) Mizusawa et al., 2012 0 Characiforme Serrasalmidae Red-bellied piranha (Pygocentrus nattereri) Pérez Sirkin et al., 2013 ? Cypriniforme Cyprinidae Goldfish (Carassius auratus) Shimakura et al., 2006; Matsuda et al., 2007a − Ya fish (Schizothorax prenanti) Wang et al., 2016 + Gadiforme Gadidae Atlantic cod (Gadus morhua) Tuziak and Volkoff, 2013a; Tuziak et al., 2014 + Pleuronectiforme Pleuronectidae Barfin flounder (Verasper moseri) Takahashi et al., 2004; Amiya et al., 2008 + Olive flounder (Paralichthys olivaceus) Kang and Kim, 2013b + Starry flounder (Platichthys stellatus) Kang and Kim, 2013a + Winter flounder (Pseudopleuronectes americanus) Tuziak and Volkoff, 2012 + Nesfatin-1 Cypriniforme Cyprinidae Goldfish (Carassius auratus) Gonzalez et al., 2010; Kerbel and Unniappan, 2012; Blanco et al., 2016a; Sundarrajan et al., 2016 − Zebrafish (Danio rerio) Hatef et al., 2015 − Ya fish (Schizothorax prenanti) Lin et al., 2014b − Salmoniforme Salmonidae Rainbow trout (Oncorhynchus mykiss) Caldwell et al., 2014 0 Neuromedin S Cypriniforme Cyprinidae Zebrafish (Danio rerio) Chen et al., 2016a + ? Neuropepide B Perciforme Cichlidae Nile tilapia (Oreochromis niloticus) Yang et al., 2014 + ? NMU Cypriniforme Cyprinidae Common carp (Cyprinus carpio) Kono et al., 2012 ? Cypriniforme Cyprinidae Goldfish (Carassius auratus) Maruyama et al., 2008, 2009 − Perciforme Labridae Orange-spotted grouper (Epinephelus coioides) Li et al., 2015 − NPY Characiforme Characidae Dourado (Salminus brasiliensis) Pereira et al., 2015 + ? Chimaeriformes Callorhinchidae Elephant fish (Callorhinchus milii) Larsson et al., 2009 + ? Cypriniforme Cyprinidae Blunt snout bream (Megalobrama amblycephala) Xu et al., 2016 + Goldfish (Carassius auratus) Lopez-Patino et al., 1999; de Pedro et al., 2000; Narnaware et al., 2000; Hoskins and Volkoff, 2012 + Grass carp (Ctenopharyngodon idellus) He et al., 2013; Zhou et al., 2013; Jin et al., 2015 + Jian carp (Cyprinus carpio var. Jian) Tang et al., 2014 + Ya fish (Schizothorax prenanti) Wei et al., 2014 + Zebrafish (Danio rerio) Yokobori et al., 2012; Dalmolin et al., 2015 + Gadiforme Gadidae Atlantic cod (Gadus morhua) Kehoe and Volkoff, 2007; Tuziak et al., 2014 + Atlantic cod (Gadus morhua) Kortner et al., 2011 ? Gonorynchiforme actinopterygii Chanidae Milkfish (Chanos chanos) Lin et al., 2016 ? Perciforme Carangidae Yellowtail (Seriola quinqueradiata) Hosomi et al., 2014 + Cichlidae Astatotilapia burtoni Grone et al., 2012 + Labridae Cunner (Tautogolabrus adspersus) Babichuk and Volkoff, 2013 + Orange-spotted grouper (Epinephelus coioides) Tang et al., 2013 + Moronidae Sea bass (Dicentrarchus labrax) Leal et al., 2013 + Percichthyidae Mandarin fish (Siniperca chuatsi) Sun et al., 2014 ? Rachycentridae Cobia (Rachycentron canadum) Van Nguyen et al., 2013 + Osphronemidae Snakeskin gourami (Trichogaster pectoralis) Boonanuntanasarn et al., 2012 + Pleuronectiforme Pleuronectidae Olive flounder (Paralichthys olivaceus) Wang et al., 2015 + Paralichthyidae Brazilian flounder (Paralichthys orbignyanus) Campos et al., 2012 + Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Silverstein et al., 1998; Valen et al., 2011; Figueiredo-Silva et al., 2012 + Salmoniforme Salmonidae Chinook salmon (Oncorhynchus tshawytscha) Silverstein et al., 1998 + Salmonidae Rainbow trout (Oncorhynchus mykiss) Aldegunde and Mancebo, 2006 + Siluriformes Ictaluridae Channel catfish (Ictalurus punctatus) Silverstein and Plysetskaya, 2000; Peterson et al., 2012; Schroeter et al., 2015 + Tetraodontiformes Tetraodontidae Tiger Puffer (Takifugu rubripes) Kamijo et al., 2011 + Obestatin Cypriniforme Cyprinidae Grass carp (Ctenopharyngodon idellus) Yuan et al., 2015 − ? Octadecaneuropeptide (ODN) Cypriniforme Cyprinidae Goldfish (Carassius auratus) Matsuda et al., 2007b, 2010, 2011b − Orexin Characiforme Characidae Blind cavefish (Astyanax fasciatus mexicanus) Wall and Volkoff, 2013; Penney and Volkoff, 2014 + Dourado (Salminus brasiliensis) Volkoff et al., 2016 + Serrasalmidae Pacu (Piaractus mesopotamicus) Volkoff et al., 2017 + Pirapitinga (Piaractus brachypomus) Volkoff, 2015a ? Red-bellied piranha (Pygocentrus nattereri) Pérez Sirkin et al., 2013; Suzuki and Yamamoto, 2013; Volkoff, 2014a + Cypriniforme Cyprinidae Goldfish (Carassius auratus) Abbott and Volkoff, 2011; Facciolo et al., 2011; Hoskins and Volkoff, 2012; Crudo et al., 2013; Volkoff, 2013, 2014b; Nisembaum et al., 2014; D'angelo et al., 2016 + Zebrafish (Danio rerio) Panula, 2010; Yokobori et al., 2011; Elbaz et al., 2012; Pavlidis et al., 2015; Sterling et al., 2015 + Gadiforme Gadidae Cod (Gadus morhua) Tuziak et al., 2014; Le et al., 2016 + Perciforme Cichlidae Astatotilapia burtoni Grone et al., 2012 + Cichlasoma dimerus Pérez Sirkin et al., 2013 ? Nile tilapia (Oreochromis niloticus) Chen et al., 2011 + Labridae Cunner (Tautogolabrus adspersus) Babichuk and Volkoff, 2013; Hayes and Volkoff, 2014 + Orange-spotted grouper (Epinephelus coioides) Yan et al., 2011 + Ornate wrasse (Thalassoma pavo) Facciolo et al., 2009 + Pleuronectiforme Pleuronectidae Winter flounder (Pseudopleuronectes americanus) Buckley et al., 2010 + Barfin Flounder (Verasper moseri) Amiya et al., 2012 + Polypteriformes actinopterygian Polypteridae Polypterus senegalus and Erpetoichthys calabaricus López et al., 2014 ? Rajiformes Rajidae Winter skate (Leucoraja ocellata) MacDonald and Volkoff, 2010 + Salmoniforme Salmonidae Rainbow trout (Oncorhynchus mykiss) Varricchio et al., 2015 ? PACAP Cypriniforme Cyprinidae Goldfish (Carasisus auratus) Matsuda et al., 2005; Matsuda and Maruyama, 2007 − Grass carp (Ctenopharyngodon idellus) Zhou et al., 2013 − ? Gadiforme Gadidae Cod (Gadus morhua) Xu and Volkoff, 2009 − ? POMC/α-MSH Cypriniforme Cyprinidae Goldfish (Carasisus auratus) Cerdá-Reverter et al., 2003; Kang et al., 2010; Kojima et al., 2010; Yan et al., 2016 − Zebrafish (Danio rerio) Shanshan et al., 2016 − Zebrafish (Danio rerio) Dalmolin et al., 2015 + Pleuronectiforme Pleuronectidae Barfin flounder (Verasper moseri) Takahashi et al., 2005 0 Halibut (Hippoglossus hippoglossus) Gomes et al., 2015 ? Olive flounder (Paralichthys olivaceus) Kang and Kim, 2015 0 Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Valen et al., 2011 − Coho salmon (Oncorhynchus kisutch) Kim et al., 2015 0 Coho salmon (Oncorhynchus kisutch) Leder and Silverstein, 2006; White et al., 2016 − PrRP Cypriniforme Cyprinidae Goldfish (Carassius auratus) Kelly and Peter, 2006 − Perciforme Gobidae Mudskipper (Periophtalmus modestus) Sakamoto et al., 2002; Tachibana and Sakamoto, 2014 + ? PYY Acipenseriformes Acipenseridae Siberian sturgeon (Acipenser baerii) Chen et al., 2015 − Characiforme Characidae Blind cavefish (Astyanax fasciatus mexicanus) Wall and Volkoff, 2013 − Serrasalmidae Red-bellied piranha (Pygocentrus nattereri) Volkoff, 2014a − Clupeiformes Engraulidae Tapertail anchovy (Coilia nasus) Yang et al., 2016 + ? Cypriniforme Cyprinidae Goldfish (Carassius auratus) Gonzalez and Unniappan, 2010 − Grass carp (Ctenopharyngodon idellus) Chen et al., 2013, 2014 − Perciforme Carangidae Yellowtail (Seriola quinqueradiata) Murashita et al., 2006, 2007 + ? Salmoniforme Salmonidae Atlantic salmon (Salmo salar) Murashita et al., 2009a; Valen et al., 2011; Kousoulaki et al., 2013 0 Siluriforme Ictaluridae Channel catfish (Ictalurus punctatus) Schroeter et al., 2015 0 ? Secretoneurin Cypriniforme Cyprinidae Goldfish (Carassius auratus) Trudeau et al., 2012; Mikwar et al., 2016 + Spexin Cypriniforme Cyprinidae Goldfish (Carassius auratus) Wong et al., 2013 − Perciforme Labridae Orange-spotted grouper (Epinephelus coioides) Li S. et al., 2016 − Thyroid axis Acipenseriformes Acipenseridae Amur sturgeon (Acipenser schrenckii) Li et al., 2012 ? Cypriniforme Cyprinidae Goldfish (Carassius auratus) Sinha et al., 2012 + Goldfish (Carassius auratus) Abbott and Volkoff, 2011; Goodyear, 2012 + ? Siluriforme Ictaluridae Channel catfish (Ictalurus punctatus) Pohlenz et al., 2013 +