Rhestr o greaduriaid morol gwledydd Prydain

Dyma restr o greaduriaid a ellir eu canfod ar arfordiroedd gwledydd Prydain; daw'r enwau Cymraeg o gronfa Cymdeithas Edward Llwyd o enwau. Gweler hefyd rhestr *Y Bywiadur* Llên Natur.

>>trefn yr wyddor ... gwaith ar y gweill ...<<
;Cymraeg - Saesneg - Lladin
*Aderyn drycin bach, Little shearwater, *Puffinus assimilis*
*Aderyn drycin mawr, Great shearwater, *Puffinus gravis*
*Aderyn drycin Manaw, Manx shearwater, *Puffinus puffinus*
*Aderyn drycin y graig, Northern fulmar, *Fulmarus glacialis*
*Alarch dof, Mute swan, *Cygnus olor*
*Alarch y Gogledd, Whooper swan, *Cygnus cygnus*
*Albatros aelddu, Black-browed albatross, *Diomedea melanophris*
*Bonito, Atlantic bonito, *Sarda sarda*
*Brithyll, Brown trout, *Salmo trutta*
*Brwyniad, European anchovy, *Engraulis encrasicolus*
*Cambig, Pied avocet, *Recurvirostra avosetta*
*Carfil bach, Little auk, *Alle alle*
*Cegddu, European hake, *Merluccius merluccius*
*Cerpyn, Common carp, *Cyprinus carpio*
*Codyn Ebrill, Poor cod, *Trisopterus minutus*
*Coegleiddiad, False killer whale, *Pseudorca crassidens*
*Coegylfinir, Whimbrel, *Numenius phaeopus*
*Coegylfinir bach, Little curlew, *Numenius minutus*
*Congren, European conger, *Conger conger*
*Corhwyaden, Eurasian teal, *Anas crecca*
*Corhwyaden asgell-las, Blue-winged teal, *Anas discors*
*Corhwyaden asgellwerdd, Green-winged teal, *Anas crecca carolinensis*
*Corbennog, European sprat, *Sprattus sprattus*
*Cornbig, Garfish, *Belone belone*
*Corswennol adeinwen, White-winged tern, *Chlidonias leucopterus*
*Corswennol ddu, Black tern, *Chlidonias niger*
*Corswennol farfog, Whiskered tern, *Chlidonias hybrida*
*Crëyr bach, Little egret, *Egretta garzetta*
*Crychyn, Ruffe, *Gymnocephalus cernuus*
*Cwtiad aur, European golden plover, *Pluvialis apricaria*
*Cwtiad Caint, Kentish plover, *Charadrius alexandrinus*
*Cwtiad heidiol, Sociable lapwing, *Vanellus gregarius*
*Cwtiad llwyd, Grey plover, *Pluvialis squatarola*
*Cwtiad torchog, Common ringed plover, *Charadrius hiaticula*
*Cwtiad torchog bach, Little ringed plover, *Charadrius dubius*
*Cwtiad torchog mawr, Killdeer, *Charadrius vociferus*
*Cwtiad tywod mawr, Greater sand plover, *Charadrius leschenaultii*
*Cwtiad y traeth, Ruddy turnstone, *Arenaria interpres*
*Cwtiad-wennol adeinddu, Black-winged pratincole, *Glareola nordmanni*
*Cwtiad-wennol torchog, Collared pratincole, *Glareola pratincola*
*Chwiwell, Eurasian wigeon, *Anas penelope*
*Darsen, Common dace, *Leuciscus leuciscus*
*Drymiwr, Stone bass, *Argyrosomus regius*
*Dwrgi, European otter, *Lutra lutra*
*Eog, Atlantic salmon, *Salmo salar*
*Eryr moel, Bald eagle, *Haliaeetus leucocephalus*
*Eryr môr, White-tailed eagle, *Haliaeetus albicilla*
*Fendas, Vendace, *Coregonus albula*
*Gïach bach, Jack snipe, *Lymnocryptes minimus*
*Gïach gylfinhir, Long-billed dowitcher, *Limnodromus scolopaceus*
*Gïach mawr, Great snipe, *Gallinago media*
*Gobi, Common goby, *Pomatoschistus microps*
*Gobi Norwy, Norway goby, *Pomatoschistus norvegicus*
*Gobi tryloyw, Transparent goby, *Aphia minuta*
*Gorwyniad, Common bleak, *Alburnus alburnus*
*Gwangen, Twait shad, *Alosa fallax*
*Gweflogyn, Viviparous eelpout, *Zoarces viviparus*
*Gwrachen Baillon, Baillon's wrasse, *Crenilabrus bailloni*
*Gwyach fach, Little grebe, *Tachybaptus ruficollis*
*Gwyach fawr gopog, Great crested grebe, *Podiceps cristatus*
*Gwyach gorniog, Horned grebe, *Podiceps auritus*
*Gwyach yddfddu, Black-necked grebe, *Podiceps nigricollis*
*Gwyach yddfgoch, Red-necked grebe, *Podiceps grisegena*
*Gwyach ylfinfraith, Pied-billed grebe, *Podilymbus podiceps*
*Gŵydd Canada, Canada goose, *Branta canadensis*
*Gŵydd dalcenwen, Greater white-fronted goose, *Anser albifrons*
*Gŵydd dalcenwen fechan, Lesser white-fronted goose, *Anser erythropus*
*Gŵydd droedbinc, Pink-footed goose, *Anser brachyrhynchus*
*Gŵydd ddu, Brant goose, *Branta bernicla*
*Gŵydd frongoch, Red-breasted goose, *Branta ruficollis*
*Gŵydd lwyd, Greylag goose, *Anser anser*
*Gŵydd wyran, Barnacle goose, *Branta leucopsis*
*Gŵydd y llafur, Bean goose, *Anser fabalis*
*Gwylan Bonaparte, Bonaparte's gull, *Larus philadelphia*
*Gwylan Franklin, Franklin's gull, ''Larus pipixcan
*Gwylan Ross, Ross's gull, *Rhodostethia rosea*
*Gwylan Sabine, Sabine's gull, *Larus sabini*
*Gwylog, Common guillemot, *Uria aalge*
*Gwylog ddu, Black guillemot, *Cepphus grylle*
*Gylfinir, Eurasian curlew, *Numenius arquata*
*Hadog, Haddock, *Melanogrammus aeglefinus*
*Herlyn, Allis shad, *Alosa alosa*
*Heulforgi, Basking shark, *Cetorhinus maximus*
*Honos, Common ling, *Molva molva*
*Howtin, Houting, *Coregonus oxyrinchus*
*Hugan, Northern gannet, *Sula bassana*
*Hwyaden addfain, Garganey, *Anas querquedula*
*Hwyaden benddu, Greater scaup, *Aythya marila*
*Hwyaden bengoch, Common pochard, *Aythya ferina*
*Hwyaden benwen, White-headed duck, *Oxyura leucocephala*
*Hwyaden dorchog, Ring-necked duck, *Aythya collaris*
*Hwyaden ddanheddog, Common merganser, *Mergus merganser*
*Hwyaden ddu, American black duck, *Anas rubripes*
*Hwyaden frongoch, Red-breasted merganser, *Mergus serrator*
*Hwyaden fwythblu, Common eider, *Somateria mollissima*
*Hwyaden fwythblu'r Gogledd, King eider, *Somateria spectabilis*
*Hwyaden goch, Ruddy duck, *Oxyura jamaicensis*
*Hwyaden goch yr eithin, Ruddy shelduck, *Tadorna ferruginea*
*Hwyaden gopog, Tufted duck, *Aythya fuligula*
*Hwyaden gribgoch, Red-crested pochard, *Netta rufina*
*Hwyaden gribog, Mandarin duck, *Aix galericulata*
*Hwyaden lostfain, Northern pintail, *Anas acuta*
*Hwyaden lwyd, Gadwall, *Anas strepera*
*Hwyaden lygad-aur, Common goldeneye, *Bucephala clangula*
*Hwyaden wyllt, Mallard, *Anas platyrhynchos*
*Hwyaden yr eithin, Common shelduck, *Tadorna tadorna*
*Hyrddyn aur, Golden grey mullet, *Liza aurata*
*Hyrddyn llwyd minfain, Thinlip mullet, *Liza ramada*
*Hyrddyn llwyd gweflog, Thicklip grey mullet, *Chelon labrosus*
*Ibis du, Glossy ibis, *Plegadis falcinellus*
*Lleden Ffrengig, Atlantic halibut, *Hippoglossus hippoglossus*
*Lleden Thor, Thor's scaldfish, *Arnoglossus thori*
*Lleden yr Ynys Las, Greenland halibut, *Reinhardtius hippoglossoides*
*Lleian wen, Smew, *Mergus albellus*
*Lleiddiad, Killer whale, *Orcinus orca*
*Llurs, Razorbill, *Alca torda*
*Llyfrothen, Rock gunnel, *Pholis gunnellus*
*Llyfrothen Montagu, Montagu's blenny, *Coryphoblennius galerita*
*Llymrïen, Lesser sand eel, *Ammodytes tobianus*
*Llysywen, European eel, *Anguilla anguilla*
*Macrell, Atlantic mackerel, *Scomber scombrus*
*Macrell Sbaen, Chub mackerel, *Scomber japonicus*
*Maelgi, Angelshark, *Squatina squatina*
*Marchfacrell, Atlantic horse mackerel, *Trachurus trachurus*
*Marlin, Skipjack tuna, *Euthynnus pelamis*
*Melyngoes bach, Lesser yellowlegs, *Tringa flavipes*
*Melyngoes mawr, Greater yellowlegs, *Tringa melanoleuca*
*Merfog, Common bream, *Abramis brama*
*Mingrwn, Striped red mullet, *Mullus surmuletus*
*Morflaidd, Atlantic wolffish, *Anarhichas lupus*
*Morflaidd brith, Spotted wolffish, *Anarhichas minor*
*Morgi, Small-spotted catshark, *Scyliorhinus canicula*
*Morgi'r Ynys Las, Greenland shark, *Somniosus microcephalus*
*Môr-hwyaden ddu, Common scoter, *Melanitta nigra*
*Môr-hwyaden y Gogledd, Velvet scoter, *Melanitta fusca*
*Môr-hwyaden yr ewyn, Surf scoter, *Melanitta perspicillata*
*Morlas, Atlantic pollack, *Pollachius pollachius*
*Môr-wennol fawr, Royal tern, *Sterna maxima*
*Môr-wennol fechan, Little tern, *Sterna albifrons*
*Môr-wennol Forster, Forster's tern, *Sterna forsteri*
*Môr-wennol fraith, Sooty tern, *Sterna fuscata*
*Môr-wennol ffrwynog, Bridled tern, *Sterna anaethetus*
*Môr-wennol gribog leiaf, Lesser crested tern, *Sterna bengalensis*
*Môr-wennol gawraidd, Caspian tern, *Sterna caspia*
*Môr-wennol gyffredin, Common tern, *Sterna hirundo*
*Môr-wennol wridog, Roseate tern, *Sterna dougallii*
*Môr-wennol y Gogledd, Arctic tern, *Sterna paradisaea*
*Môr-wennol ylfinbraff, Gull-billed tern, *Gelochelidon nilotica*
*Mulfran, Great cormorant, *Phalacrocorax carbo*
*Mulfran werdd, European shag, *Phalacrocorax aristotelis*
*Orff, Ide, *Leuciscus idus*
*Pâl, Atlantic puffin, *Fratercula arctica*
*Pandora, Common pandora, *Pagellus erythrinus*
*Pedryn Bulwer, Bulwer's petrel, *Bulweria bulwerii*
*Pedryn drycin, European storm petrel, *Hydrobates pelagicus*
*Pedryn drycin Leach, Leach's storm petrel, *Oceanodroma leucorhoa*
*Pedryn Wilson, Wilson's storm petrel, *Oceanites oceanicus*
*Penbwl môr, Pogge, *Agonus cataphractus*
*Pencath, Wels catfish, *Silurus glanis*
*Penfras y Gogledd, Boreogadus saida, *Boreogadus saida*
*Penhwyad, Northern pike, *Esox lucius*
*Penlletwad, European bullhead, *Cottus gobio*
*Pibydd Baird, Baird's sandpiper, *Calidris bairdii*
*Pibydd cambig, Curlew sandpiper, *Calidris ferruginea*
*Pibydd cain, Pectoral sandpiper, *Calidris melanotos*
*Pibydd coesgoch, Common redshank, *Tringa totanus*
*Pibydd coesgoch mannog, Spotted redshank, *Tringa erythropus*
*Pibydd coeswerdd, Common greenshank, *Tringa nebularia*
*Pibydd cynffonlwyd, Grey-tailed tattler, *Tringa brevipes*
*Pibydd du, Purple sandpiper, *Calidris maritima*
*Pibydd bach, Little stint, *Calidris minuta*
*Pibydd llwyd, Semipalmated sandpiper, *Calidris pusilla*
*Pibydd llydanbig, Broad-billed sandpiper, *Limicola falcinellus*
*Pibydd Temminck, Temminck's stint, *Calidris temminckii*
*Pibydd tinwen, white-rumped sandpiper, *Calidris fusicollis*
*Pibydd y dorlan, Common sandpiper, *Actitis hypoleucos*
*Pibydd y gors, Marsh sandpiper, *Tringa stagnatilis*
*Pibydd y mawn, Dunlin, *Calidris alpina*
*Pibydd y tywod, Sanderling, *Calidris alba*
*Pibydd yr aber, Red knot, *Calidris canutus*
*Pilcodyn, Common minnow, *Phoxinus phoxinus*
*Polan, Arctic cisco, *Coregonus autumnalis*
*Powan, Lavaret, *Coregonus lavaretus*
*Rhedwr moelydd, Eurasian stone-curlew, *Burhinus oedicnemus*
*Rhedwr twyni, Cream-coloured courser, *Cursorius cursor*
*Rhegen Baillon, Baillon's crake, *Porzana pusilla*
*Rhegen yr ŷd, Corn crake, *Crex crex*
*Rhufell, Common roach, *Rutilus rutilus*
*Salpa, Salema porgy, *Sarpa salpa*
*Sgipiwr, Atlantic saury, *Scomberesox saurus*
*Sgiwen fach, Pomarine skua, *Stercorarius pomarinus*
*Sgiwen fawr, Great skua, *Stercorarius skua*
*Sgiwen lostfain, Long-tailed skua, *Stercorarius longicaudus*
*Sgiwen Pegwn y De, South Polar skua, *Stercorarius maccormicki*
*Sgiwen y Gogledd, Arctic skua, *Stercorarius parasiticus*
*Sgreten, Tench, *Tinca tinca*
*Styrsiwn, European sea sturgeon, *Acipenser sturio*
*Swtan barfog bach, Tadpole fish, *Raniceps raninus*
*Swtan Norwy, Norway pout, *Trisopterus esmarkii*
*Tiwna, Atlantic bluefin tuna, *Thunnus thynnus*
*Torsg, Cusk, *Brosme brosme*
*Torbwt, Turbot, *Scophthalmus maximus*
*Trochydd gyddfddu, Black-throated diver, *Gavia arctica*
*Trochydd gyddfgoch, Red-throated diver, *Gavia stellata*
*Trochydd mawr, Great Northern diver, *Gavia immer*
*Trochydd pigwyn, White-billed diver, *Gavia adamsii*

*Gwrachen Gennog, Scale-rayed wrasse, Acantholabrus palloni
*Llwynog Môr, Common thresher, Alopias vulpinus
*Morflaidd Brith Danheddog, Northern wolffish, Anarhichas denticulatus
*Pysgodyn Arian Mawr, Greater argentine, Argentina silus
*Pysgodyn Arian Bach, argentine, Argentina sphyraena
*Ysgyfarnog Fôr, Red gurnard, Aspitrigla cuculus
*Pysgodyn Ystlys-Arian Cennog, Big-scale sand smelt, Atherina boyeri
*Pysgodyn Ystlys-Arian, Sand smelt, Atherina presbyter
*Macrell Roche, Bullet tuna, Auxis rochei
*Morfil Pigfain, Common minke whale, Balaenoptera acutorostrata
*Morfil Asgellog Sei, Sei whale, Balaenoptera borealis
*Morfil Asgellog Glas, Blue whale, Balaenoptera musculus
*Morfil Asgellog Llwyd, Fin whale, Balaenoptera physalus
*Pysgodyn Clicied, Grey triggerfish, Balistes carolinensis
*Llyfrothen Adeiniog, Butterfly blenny, Blennius ocellaris
*Merfog Gwyn, Silver bream, Blicca bjoerkna
*Pysgodyn Llygad-Llo, Boops boops, Boops boops
*Merfog Môr, Atlantic pomfret, Brama brama
*Lleden Felen Fach, Solenette, Buglossidium luteum
*Bwgan Dŵr, Common dragonet, Callionymus lyra
*Bwgan Brith, Spotted dragonet, Callionymus maculatus
*Crwban Môr Pendew, Loggerhead sea turtle, Caretta caretta
*Pysgodyn Du, Rudderfish, Centrolophus niger
*Crwban Môr Gwyrdd, Green sea turtle, Chelonia mydas
*Cwningen Fôr, Rabbit fish, Chimaera monstrosa
*Brithyll Mair Pum-Barf, Fivebeard rockling, Ciliata mustela
*Hwyaden Gynffon-Hir, Long-tailed duck, Clangula hyemalis
*Pennog (Neu Ysgadenyn), Atlantic herring, Clupea harengus
*Gwrachen Seithliw, Mediterranean rainbow wrasse, Coris julis
*Cynffon Llygoden, Coryphaenoides rupestris, Coryphaenoides rupestris
*Gwrachen Eurben, Corkwing wrasse, Crenilabrus melops
*Gobi Gwydraidd, Crystal goby, Crystallogobius linearis
*Gwrachen Fair, Goldsinny wrasse, Ctenolabrus rupestris
*Iâr Fôr, Cyclopterus lumpus, Cyclopterus lumpus
*Morlo Cycyllog, Hooded seal, Cystophora cristata
*Morgath Ddu, Common stingray, Dasyatis pastinaca
*Morfil Gwyn, Beluga whale, Delphinapterus leucas
*Dolffin Cyffredin, Short-beaked common dolphin, Delphinus delphis
*Merfog Ysgithrog, Common dentex, Dentex dentex
*Crwban Môr Cefn-Lledr, Leatherback sea turtle, Dermochelys coriacea
*Draenogyn Mor, European seabass, Dicentrarchus labrax
*Môr-Wiber Fach, Lesser weever, Echiichthys vipera
*Brithyll Mair Pedair-Barf, Fourbeard rockling, Enchelyopus cimbrius
*Crwban Môr Gwalchbig, Hawksbill sea turtle, Eretmochelys imbricata
*Morlo Barfog, Bearded seal, Erignathus barbatus
*Morgi Seithliw, Velvet belly lanternshark, Etmopterus spinax
*Tiwna Bach, Little tunny, Euthynnus alletteratus
*Chwyrnwr Llwyd, Grey gurnard, Eutrigla gurnardus
*Swtan Arian, Silvery pout, Gadiculus argenteus
*Penfras (Neu Codyn), Atlantic cod, Gadus morhua
*Penfras Yr Ynys Las, Greenland cod, Gadus ogac
*Brithyll Mair Tair-Barf, Three-bearded rockling, Gaidropsarus vulgaris
*Ci Glas, School shark, Galeorhinus galeus
*Morgi Cegddu, Blackmouth catshark, Galeus melastomus
*Crothell Dri Phigyn, Three-spined stickleback, Gasterosteus aculeatus
*Morfil Pengrwn, Long-finned pilot whale, Globicephala melas
*Lleden Wrach, Witch (righteye flounder), Glyptocephalus cynoglossus
*Llyfrothen Dŵr Croyw, Gobio gobio, Gobio gobio
*Gobi Mawr, Giant goby, Gobius cobitis
*Gobi Couch, Couch's goby, Gobius couchi
*Gobi Mingoch, Red-mouthed goby, Gobius cruentatus
*Gobi Du, Black goby, Gobius niger
*Bill Bigog, Rock goby, Gobius paganellus
*Dolffin Risso, Risso's dolphin, Grampus griseus
*Pioden Fôr, Eurasian Oystercatcher, Haematopus ostralegus
*Morlo Llwyd, Grey seal, Halichoerus grypus
*Hirgoes, Black-winged stilt, Himantopus himantopus
*Morfil Trwyn Potel, Northern bottlenose whale, Hyperoodon ampullatus
*Sgorpion Môr Deugorn, Twohorn sculpin, Icelus bicornis
*Pysgodyn Hwyliog, Indo-Pacific sailfish, Istiophorus platypterus
*Morfil Sberm Lleiaf, Pygmy sperm whale, Kogia breviceps
*Cleiriach Y Gwymon, Ballan wrasse, Labrus bergylta
*Gwrachen Resog, Cuckoo wrasse, Labrus mixtus
*Dolffin Ystlyswyn, Atlantic white-sided dolphin, Lagenorhynchus acutus
*Dolffin Pigwyn, White-beaked dolphin, Lagenorhynchus albirostris
*Corgi Môr, Porbeagle, Lamna nasus
*Llysywen Bendoll Yr Afon, European river lamprey, Lampetra fluviatilis
*Gwylan Y Penwaig, European herring gull, Larus argentatus
*Gwylan Chwerthinog, Laughing gull, Larus atricilla
*Gwylan Y Gweunydd, Common gull, Larus canus
*Gwylan Fodrwybig, Ring-billed gull, Larus delawarensis
*Gwylan Gefnddu Leiaf, Lesser black-backed gull, Larus fuscus
*Gwylan Yr Arctig, Iceland gull, Larus glaucoides
*Gwylan y Gogledd, Glaucous gull, *Larus hyperboreus*
*Gwylan Môr y Canoldir, Mediterranean gull, *Larus melanocephalus*
*Gwylan Fechan, Little gull, Larus minutus
*Gwylan Benddu, Black-headed gull, Larus ridibundus
*Lleden Fair Bedwar-Smotyn, Lepidorhombus boscii, Lepidorhombus boscii
*Gobi Fries, Fries's goby, Lesuerigobius friesii
*Twb Y Dail, European chub, Leuciscus cephalus
*Lleden Dywod, Common dab, Limanda limanda
*Rhostog Gynffonfraith, Bar-tailed godwit, Limosa lapponica
*Iâr Fôr Lysnafeddog, Common seasnail, Liparis liparis
*Llyfrothen Benddu, Lipophrys pholis, Lipophrys pholis
*Cythraul Y Môr, Lophius piscatorius, Lophius piscatorius
*Penfras Dŵr Croyw, Burbot, Lota lota
*Llyfrothen Fain, snake blenny, Lumpenus lampretaeformis
*Caplan, Capelin, Mallotus villosus
*Morfil Cefngrwm, Humpback whale, Megaptera novaeangliae
*Gwyniad Môr, Merlangius, Merlangius merlangus
*Morfil Gylfinog Sowerby, Sowerby's beaked whale, Mesoplodon bidens
*Morfil Gylfinog True, True's beaked whale, Mesoplodon mirus
*Swtan Glas, Blue whiting, Micromesistius poutassou
*Lleden Lefn, Lemon sole, Microstomus kitt
*Pysgodyn Haul, Ocean sunfish, Mola mola
*Honos Glas, Blue ling, Molva dypterygia
*Morfil Uncorn, Narwhal, Monodon monoceros
*Morgi Llyfn, Starry smooth-hound, Mustelus asterias
*Morgi Serennog, Common smooth-hound, Mustelus mustelus
*Sgorpion Môr Pedwar-Corn, Fourhorn sculpin, Myoxocephalus quadricornis
*Safngrwn, Myxine glutinosa, Myxine glutinosa
*Pibell Fôr Leiaf, Worm pipefish, Nerophis lumbriciformis
*Pibell Fôr Drwynsyth, Straightnose pipefish, Nerophis ophidion
*Eog Cefngrwm, Pink salmon, Oncorhynchus gorbuscha
*Bonito Unlliw, Orcynopsis unicolor, Orcynopsis unicolor
*Brwyniad Conwy, European smelt, Osmerus eperlanus
*Merfog Coch, Blackspot seabream, Pagellus bogaraveo
*Gwylan Ifori, Ivory Gull, Pagophila eburnea
*Twmpot, Tompot blenny, Parablennius gattorugine
*Lleden Wadn Y Tywod, Sand sole, Pegusa lascaris
*Morfil Pen Pwmpen, Melon-headed whale, Peponocephala electra
*"Draenogyn Dŵr Croyw(G),  draenogiaid dŵr croyw", European perch
*Llysywen Bendoll Y Môr, Sea lamprey, Petromyzon marinus
*Llydandroed Llwyd, Red phalarope, Phalaropus fulicarius
*Llydandroed Gyddfgoch, Red-necked phalarope, Phalaropus lobatus
*Llydandroed Wilson, Wilson's Phalarope, Phalaropus tricolor
*Pibydd Torchog, Ruff, Philomachus pugnax
*Morlo Cylchog, Ringed seal, Phoca hispida
*Morlo Cyffredin, Harbor seal, Phoca vitulina
*Llamhidydd, Harbour porpoise, Phocoena phocoena
*Lleden Benglwm Norwy, Norwegian topknot, Phrynorhombus norvegicus
*Lleden Benglwm Eckstrom, , Phrynorhombus regius
*Morfil Sberm, Sperm whale, Physeter macrocephalus
*Lleden Fwd, European flounder, Platichthys flesus
*Lleden Goch, European plaice, Pleuronectes platessa
*Corgwtiad Aur, American golden plover, Pluvialis dominica
*Chwitlyn Glas, Pollachius virens, Pollachius virens
*Pysgodyn Broc Môr, Atlantic wreckfish, Polyprion americanus
*Gobi'r Tywod, Sand goby, Pomatoschistus minutus
*Gobi Lliwgar, Painted goby, Pomatoschistus pictus
*Rhegen Fraith, Spotted crake, Porzana porzana
*Morgi Glas, Blue shark, Prionace glauca
*Merfog Arian, silver pomfret, Pterycombus brama
*Crothell Naw Pigyn, Ninespine stickleback, Pungitius pungitius
*Morgath Wen, white skate, Raja alba
*Morgath (Neu Cath Fôr), Common skate, Raja batis
*Morgath Drwynbwl, cownose ray, Raja bonasus
*Morgath Styds, Thornback ray, Raja clavata
*Morgath Gribog, shagreen ray, Raja fullonica
*Morgath Lygaid-Bach, Smalleyed ray, Raja microocellata
*Morgath Bigog, Thorny skate, Raja radiata
*Morgath Donnog, Undulate ray, Raja undulata
*Rhegen Ddŵr, Water Rail, Rallus aquaticus
*Pysgodyn Haul Main, Slender sunfish, Ranzania laevis
*Gwylan Goesddu, Black-legged Kittiwake, Rissa tridactyla
*Brithyll Seithliw, Rainbow trout, Salmo gairdneri
*Brithyll Seithliw, Rainbow trout, Salmo gairdneri
*Siwin (Neu Gwyniedyn), Brown trout, Salmo trutta
*Torgoch Afon, Brook trout, Salvelinus fontinalis
*Pennog Mair, European pilchard, Sardina pilchardus
*Pysgodyn Rhudd, Common rudd, Scardinius erythrophthalmus
*Lleden Fannog, Brill (fish), Scophthalmus rhombus
*Pysgodyn Safnlas, Scorpaenidae, Scorpaenidae
*Morgi Brych, Nursehound, Scyliorhinus stellaris
*Pysgodyn Coch, Rose fish, Sebastes marinus
*Pysgodyn Coch Norwy, Norway haddock, Sebastes viviparus
*Lleden Chwithig, Common sole, Solea solea
*Morgi Pen Morthwyl, Smooth hammerhead, Sphyrna zygaena
*Crothell Bymtheg-Pigyn, Spinachia spinachia, Spinachia spinachia
*Merfog Du, Black seabream, Spondyliosoma cantharus
*Ci Pigog, Spiny dogfish, Squalus acanthias
*Dolffin Rhesog, striped dolphin, Stenella caeruleoalba
*Draenogyn Cegfawr, Zander, Stizostedion lucioperca
*Pibell Fôr Nilsson, Lesser pipefish, Syngnathus rostellatus
*Pibell Fôr Drwynllydan, Broadnosed pipefish, Syngnathus typhle
*Merfog Asgell-Hir, Big-scale pomfret, Taractichthys longipinnis
*Sgorpion Môr, Taurulus bubalis, Taurulus bubalis
*Sgorpion Môr Norwy, Norway bullhead, Taurulus lilljeborgi
*Gobi Mannog, Leopard-spotted goby, Thorogobius ephippiatus
*Tiwna Asgell-Hir, Albacore, Thunnus alalunga
*Tiwna Melyn, Yellowfin tuna, Thunnus albacares
*Cangen Las, Grayling (species), Thymallus thymallus
*Morgath Drydan Fraith, Marbled electric ray, Torpedo marmorata
*Morgath Drydan, Atlantic torpedo, Torpedo nobiliana
*Môr-Wiber Fawr, Greater weever, Trachinus draco
*Chwyrnwr Ysgithrog, Piper gurnard, Trigla lyra
*Chwyrnwr Rhesog, Streaked gurnard, Trigloporus lastoviza
*Codyn Llwyd, Trisopterus luscus, Trisopterus luscus
*Dolffin Trwyn Potel, Common bottlenose dolphin, Tursiops truncatus
*Pysgodyn cleddyf, Swordfish, Xiphias gladius
*Pysgodyn Darn Arian, John Dory, Zeus faber
*Morfil Gylfinog Cuvier, Cuvier's beaked whale, Ziphius cavirostris
*Walrws, Walrus, Odobenus rosmarus

## Gweler hefyd
*Rhestr adar Cymru


Creaduriaid morol gwledydd Prydain
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