Gadus callarias: Smitt, 1893, 1: 472, pl. XXII (fig. 2-3), pl. XXIII (fig. l) (col.) | Sund, in Andersson et al., 1942, 1: 152, – synonym of Gadus morhua
Gadus Tau: Bloch, 1783, Oecon. Naturgesch. Fisches Deutschl., 2: 170-171, pl. LXVII (fig. 2-3). – synonym of Halobatrachus didactylus
gaffelmakreel [Netherlands and Belgium] – synonym of Trachinotus ovatus
garden conger [UK and USA] – synonym of Taenioconger longissimus
garfish [UK and USA] – synonym of Belone belone
Gasterosteus platygaster var. danubica Steindachner, 1899, Sitsber, math. nat. Cl. Akad Wiss. Wien, 108 (1): 542 (Danube in Serb – synonym of Pungitius platygaster
gavun batas [former Yugoslavia] – synonym of Atherina boyeri
gavun [former Yugoslavia] – synonym of Atherina hepsetus
geep [Netherlands and Belgium] – synonym of Belone belone
gemarmerde sidderrog [Netherlands and Belgium] – synonym of Torpedo marmorata
germon [France and Belgium] – synonym of Thunnus alalunga
germon [France and Belgium] – synonym of Thunnus alalunga
gerraf [Tunesia, Algeria, Morocco] – synonym of Sparus aurata
gestreepte bokvis [Netherlands and Belgium] – synonym of Sarpa salpa
gestreepte poon [Netherlands and Belgium] – synonym of Trigloporus lastoviza
gevlekte gladde haai [Netherlands and Belgium] – synonym of Mustelus asterias
gevlekte griet [Netherlands and Belgium] – synonym of Zeugopterus punctatus
gevlekte lipvis [Netherlands and Belgium] – synonym of Labrus bergylta
gevlekte rog [Netherlands and Belgium] – synonym of Raja montagui
Ghost catshark [UK and USA] – synonym of Apristurus manis
ghrab [Tunesia, Algeria, Morocco] – synonym of Sciaena umbra
ghzel [Tunesia, Algeria, Morocco] – synonym of Katsuwonus pelamis
ghzel [Tunesia, Algeria, Morocco] – synonym of Thunnus alalunga
giant boy [UK and USA] – synonym of Gobius cobitis
gilt sardine [UK and USA] – synonym of Sardinella aurita
gilt-head sea bream [UK and USA] – synonym of Sparus aurata
gilt-head [UK and USA] – synonym of Sparus aurata
ginger goby [UK and USA] – synonym of Neogobius eurycephalus
ginger goby [UK and USA] – synonym of Neogobius platyrostris
gira oblica [former Yugoslavia] – synonym of Spicara smaris
gira ostrulja [former Yugoslavia] – synonym of Spicara flexuosa
girelle paon [France and Belgium] – synonym of Thalassoma pavo
girelle [France and Belgium] – synonym of Coris julis
gladde haai [Netherlands and Belgium] – synonym of Mustelus mustelus
glasgrondel [Netherlands and Belgium] – synonym of Aphia minuta
glass-eye [UK and USA] – synonym of Priacanthus cruentatus
glavoc bjelas [former Yugoslavia] – synonym of Gobius geniporus
glavoc melar [former Yugoslavia] – synonym of Gobius auratus
glavoc melar [former Yugoslavia] – synonym of Gobius niger
glavoc plocar [former Yugoslavia] – synonym of Gobius cobitis
glavoc porupnjak [former Yugoslavia] – synonym of Gobius paganellus
glavoc travas [former Yugoslavia] – synonym of Zosterisessor ophiocephalus
glavocic bijelcic [former Yugoslavia] – synonym of Gobius bucchichi
glavocic cetirpjeg [former Yugoslavia] – synonym of Deltentosteus quadrimaculatus
glavocic crnotrus [former Yugoslavia] – synonym of Pomatoschistus canestrinii
glavocic dvotockic [former Yugoslavia] – synonym of Pomatoschistus pictus
glavocic kamenjaric [former Yugoslavia] – synonym of Zebrus zebrus
glavocic pjeskuljas [former Yugoslavia] – synonym of Pomatoschistus lozanoi
glavocic pjeskuljas [former Yugoslavia] – synonym of Pomatoschistus minutus
glavocic plosac [former Yugoslavia] – synonym of Chromogobius quadrivittatus
glavocic repas [former Yugoslavia] – synonym of Lesueurigobius suerii
glavocic siljoglav [former Yugoslavia] – synonym of Pomatoschistus quagga
glavocic veleljuskas prvoperac [former Yugoslavia] – synonym of Lesueurigobius friesii
glavocic vodenjak [former Yugoslavia] – synonym of Knipowitschia panizzae
glavocic zuban [former Yugoslavia] – synonym of Deltentosteus colonianus
glavocic zutac [former Yugoslavia] – synonym of Gobius luteus
globehead grenadier [UK and USA] – synonym of Cetonurus globiceps
glovoc krvoust [former Yugoslavia] – synonym of Gobius cruentatus
goatfish [UK and USA] – synonym of Pseudupeneus prayensis
gobie à grandes écailles [France and Belgium] – synonym of Lesueurigobius friesii
gobie à grandes ecailles [France and Belgium] – synonym of Thorogobius macrolepis
gobie à joues poreuses [France and Belgium] – synonym of Gobius geniporus
gobie à quatre bandes [France and Belgium] – synonym of Chromogobius quadrivittatus
gobie à quatre taches [France and Belgium] – synonym of Deltentosteus quadrimaculatus
Gobie cavernicole [France and Belgium] – synonym of Speleogobius trigloides
gobie cephalote [France and Belgium] – synonym of Gobius cobitis
gobie colonien [France and Belgium] – synonym of Deltentosteus colonianus
gobie de lesueur [France and Belgium] – synonym of Lesueurigobius suerii
gobie de madère [France and Belgium] – synonym of Mauligobius maderensis
gobie doré [France and Belgium] – synonym of Gobius auratus
gobie ensanglanté [France and Belgium] – synonym of Gobius cruentatus
gobie lote [France and Belgium] – synonym of Zosterisessor ophiocephalus
gobie marbré [France and Belgium] – synonym of Pomatoschistus marmoratus
gobie nageur [France and Belgium] – synonym of Gobiusculus flavescens
gobie noir [France and Belgium] – synonym of Gobius auratus
gobie noir [France and Belgium] – synonym of Gobius niger
gobie paganel [France and Belgium] – synonym of Gobius paganellus
gobie tacheté [France and Belgium] – synonym of Pomatoschistus microps
gobie varié [France and Belgium] – synonym of Pomatoschistus pictus
gobie zébré [France and Belgium] – synonym of Zebrus zebrus
Gobius (Deltentosteus) elongatus: Smitt, 1900: 554. – synonym of Pomatoschistus minutus
Gobius (Pomatoschistus) minutus gracilis: Borcea, 1934: 226. – synonym of Pomatoschistus minutus
Gobius (Pomatoschistus) minutus: Smitt, 1900: 555 | Duncker, 1928: 135, fig. 9-10. – synonym of Pomatoschistus minutus
Gobius auratus Couch, 1863, Hist. Fish. Brit. Isl., 2: 159, pl. C (fig. 1) (Weston-super-Mare, Somerset, England), not G. auratu – synonym of Pomatoschistus minutus
Gobius cobitiformis Kessler, 1874, Tr. St. Petersb. Obsh. Est., S (1): 211 (Sebastopol, – synonym of Pomatoschistus minutus
Gobius Eckströmii Günther, 1861, Cat. Acanth. Fish. Brit. Mus., 3: 57 (R. Gotha, Sweden) – synonym of Pomatoschistus minutus
Gobius gracilis Cabrera, in Steindachner, 1868, Sber. Akad. Wiss. Wien, 57: 401 (Andalucia, Spain, f de Buen, 1923), not G. grac – synonym of Pomatoschistus minutus
Gobius gracilis Jenyns, 1835, Cat. Brit. Vert.: 14 (nom. nud.); 1835, Man. Brit. Vert.: 387 (Essex, England). – synonym of Pomatoschistus minutus
Gobius minutus gracilis: de Buen, 1923: 228, fig. 53, 55. – synonym of Pomatoschistus minutus
Gobius minutus major Heincke, 1880, Arch. Naturg., 46: 313 (Kiel Bay, Germany). – synonym of Pomatoschistus minutus
Gobius minutus minutus: Le Danois, 1913: 88, fig. 153. – synonym of Pomatoschistus minutus
Gobius minutus Pallas, 1770, Spic. zool., 1(7): 4 Qittora Belgica, f. Gronovius, 1763). – synonym of Pomatoschistus minutus
Gobius minutus, typical race: Holt and Byrne, 1903, Rep. Sea Inl. Fish. Ire., 1901, 2: 51 (part.). – synonym of Pomatoschistus minutus
Gobius minutus: Couch, 1863: 161, pl. C (fig. 2) | Soljan, 1963: – synonym of Pomatoschistus minutus
Gobius minutusguitelli Le Danois, 1913, Ann. Inst. océanogr. Monaco: 88, fig. 147-148, 155 (Roscoff, France). – synonym of Pomatoschistus minutus
Gobius minutusLozanoi de Buen, 1923, Mem. Inst. esp. Oceanogr., 3 (3): 221, fig. 51-52 (Vigo and Santander, Spain). – synonym of Pomatoschistus minutus
Gobius taalmankipii Hubrecht, 1878, 2. Jaarv. zool. Sta. Ned Dierk. Ver.: 15 (North – synonym of Pomatoschistus minutus
Gobius unipunctatus Parnell, 1838, Fish. Firth Forth: 243, pl. XXIX (fig.) (Firth of Forth, Scotland). – synonym of Pomatoschistus minutus
Gobius unipunctatus: Couch, 1863: 167, fig. C1 and 3. – synonym of Pomatoschistus minutus
Goblin shark [UK and USA] – synonym of Mitsukurina owstoni
Goblus elongatus Canestrini, 1861, Arch. Zool. Anat. Fisiol., 1 (1): 150, pl. VIII (fig. 5a-d) (Gulf of Genoa). – synonym of Pomatoschistus minutus
golden banded goat-fish [UK and USA] – synonym of Upeneus moluccensis
golden goby [UK and USA] – synonym of Gobius auratus
golden grey mullet [UK and USA] – synonym of Liza aurata
golden grouper [UK and USA] – synonym of Epinephelus alexandrinus
golden redfish [UK and USA] – synonym of Sebastes marinus
golden striped goat fish [UK and USA] – synonym of Upeneus asymmetricus
goldsinny wrasse [UK and USA] – synonym of Ctenolabrus rupestris
golfrog [Netherlands and Belgium] – synonym of Raja undulata
gonnelle [France and Belgium] – synonym of Pholis gunnellus
gouanie [France and Belgium] – synonym of Gouania wildenowi
goud brasem [Netherlands and Belgium] – synonym of Sparus aurata
goudharder [Netherlands and Belgium] – synonym of Liza aurata
graceful grenadier [UK and USA] – synonym of Hymenocephalus gracilis
Grand requin blanc [France and Belgium] – synonym of Carcharodon carcharias
Grand requin-marteau [France and Belgium] – synonym of Sphyrna mokarran
grande allache [France and Belgium] – synonym of Sardinella maderensis
grande allache [France and Belgium] – synonym of Sardinella maderensis
grande argentine [France and Belgium] – synonym of Argentina silus
grande carangue [France and Belgium] – synonym of Caranx hippos
Grande roussette [France and Belgium] – synonym of Scyliorhinus stellaris
grande sébaste [France and Belgium] – synonym of Sebastes marinus
grande vive [France and Belgium] – synonym of Trachinus draco
grant's rockling [UK and USA] – synonym of Gaidropsarus granti
grass goby [UK and USA] – synonym of Zosterisessor ophiocephalus
Great hammerhead [UK and USA] – synonym of Sphyrna mokarran
great pipefish [UK and USA] – synonym of Syngnathus acus
Great white shark [UK and USA] – synonym of Carcharodon carcharias
greater amberjack [UK and USA] – synonym of Seriola dumerili
greater argentine [UK and USA] – synonym of Argentina silus
greater fork-beard [UK and USA] – synonym of Phycis blennoides
Greater lantern shark [UK and USA] – synonym of Etmopterus princeps
greater sand eel [UK and USA] – synonym of Hyperoplus lanceolatus
greater sand-eel [UK and USA] – synonym of Hyperoplus immaculatus
greater silver smelt [UK and USA] – synonym of Argentina silus
greater weever [UK and USA] – synonym of Trachinus draco
green wrasse [UK and USA] – synonym of Labrus viridis
greenland argentine [UK and USA] – synonym of Nansenia groenlandica
greenland bullhead [UK and USA] – synonym of Myoxocephalus scorpius
greenland halibut [UK and USA] – synonym of Reinhardtius hippoglossoides
greenland sculpin [UK and USA] – synonym of Myoxocephalus scorpius
Greenland shark [UK and USA] – synonym of Somniosus microcephalus
grenadier smooth-head [UK and USA] – synonym of Leptoderma macrops
grey gurnard [UK and USA] – synonym of Eutrigla gurnardus
grey trigger fish [UK and USA] – synonym of Balistes carolinensis
griet [Netherlands and Belgium] – synonym of Scophthalmus rhombus
grijze poon [Netherlands and Belgium] – synonym of Eutrigla gurnardus
gringou [Tunesia, Algeria, Morocco] – synonym of Conger conger
griset [France and Belgium] – synonym of Spondyliosoma cantharus
groene zeedonderpad [Netherlands and Belgium] – synonym of Taurulus bubalis
groenlandse haai [Netherlands and Belgium] – synonym of Somniosus microcephalus
grondeur bouche d'or [France and Belgium] – synonym of Parapristipoma humile
grondeur métis [France and Belgium] – synonym of Pomadasys incisus
grondeur rayé [France and Belgium] – synonym of Parapristipoma octolineatum
grondin camard [France and Belgium] – synonym of Trigloporus lastoviza
grondin de dieuzeide [France and Belgium] – synonym of Lepidotrigla dieuzeidei
grondin gris [France and Belgium] – synonym of Eutrigla gurnardus
grondin Iyre [France and Belgium] – synonym of Trigla lyra
grondin perlon [France and Belgium] – synonym of Trigla lucerna
grondin rouge [France and Belgium] – synonym of Aspitrigla cuculus
grondin sombre [France and Belgium] – synonym of Aspitrigla obscura
grondin strié [France and Belgium] – synonym of Trigloporus lastoviza
grondin volant [France and Belgium] – synonym of Dactylopterus volitans
grootoogrog [Netherlands and Belgium] – synonym of Raja naevus
grote marene[Netherlands and Belgium] – synonym of Coregonus lavaretus
grote pieterman [Netherlands and Belgium] – synonym of Trachinus draco
grote zeenaald [Netherlands and Belgium] – synonym of Syngnathus acus
Grotto goby [UK and USA] – synonym of Speleogobius trigloides
grouper [UK and USA] – synonym of Epinephelus guaza
guelly jack [UK and USA] – synonym of Pseudocaranx dentex
guerfal [Tunesia, Algeria, Morocco] – synonym of Dentex macrophthalmus
Guinean amberjack [UK and USA] – synonym of Seriola carpenteri
guinean grunt [UK and USA] – synonym of Parapristipoma humile
Guitare de mer commune [France and Belgium] – synonym of Rhinobatos rhinobatos
Guitare de mer fouisseuse [France and Belgium] – synonym of Rhinobates cemiculus
güldenstadt's whitefish [UK and USA] – synonym of Stenodus leucichthys
Gulper shark [UK and USA] – synonym of Centrophorus granulosus
gulper [UK and USA] – synonym of Saccopharynx ampullaceus
gunnel [UK and USA] – synonym of Pholis gunnellus
günther's grenadier [UK and USA] – synonym of Coryphaenoides guentheri