| Order | Family | Species | Occurrence | FishBase name | Name in Country |
|---|---|---|---|---|---|
| Acipenseriformes | Acipenseridae | Acipenser sturio | native | Sturgeon | Sturgeon |
| Perciformes/Cottoidei | Agonidae | Agonus cataphractus | native | Hooknose | Pogge |
| Lamniformes | Alopiidae | Alopias vulpinus | native | Thresher | |
| Clupeiformes | Alosidae | Alosa alosa | native | Allis shad | Allis shad |
| Clupeiformes | Alosidae | Alosa fallax | native | Twaite shad | Twaite shad |
| Perciformes/Uranoscopoidei | Ammodytidae | Ammodytes marinus | native | Lesser sand-eel | |
| Perciformes/Uranoscopoidei | Ammodytidae | Ammodytes tobianus | native | Small sandeel | Lesser sand-eel |
| Anguilliformes | Anguillidae | Anguilla anguilla | native | European eel | Astan |
| Gobiesociformes | Gobiesocidae | Apletodon dentatus | native | Small-headed clingfish | |
| Argentiniformes | Argentinidae | Argentina sphyraena | native | Argentine | Argentine |
| Pleuronectiformes | Bothidae | Arnoglossus laterna | native | Mediterranean scaldfish | Scald-fish |
| Perciformes/Cottoidei | Cottidae | Artediellus atlanticus | native | Atlantic hookear sculpin | |
| Atheriniformes | Atherinidae | Atherina presbyter | native | Sand smelt | Sand-smelt |
| Scombriformes | Scombridae | Auxis rochei | native | Bullet tuna | |
| Beloniformes | Belonidae | Belone belone | native | Garfish | Gar-fish |
| Blenniiformes | Blenniidae | Blennius ocellaris | native | Butterfly blenny | Cadlag |
| Eupercaria/misc | Sparidae | Boops boops | native | Bogue | |
| Gobiiformes | Gobiidae | Buenia jeffreysii | native | Jeffrey's goby | |
| Callionymiformes | Callionymidae | Callionymus lyra | native | Dragonet | Dragonet |
| Callionymiformes | Callionymidae | Callionymus maculatus | native | Spotted dragonet | |
| Callionymiformes | Callionymidae | Callionymus reticulatus | native | Reticulated dragonet | |
| Carangiformes | Carangidae | Campogramma glaycos | native | Vadigo | |
| Acanthuriformes | Caproidae | Capros aper | native | Boarfish | |
| Eupercaria/misc | Labridae | Centrolabrus exoletus | native | Rock cook | Rock-cook |
| Eupercaria/misc | Cepolidae | Cepola macrophthalma | native | Red bandfish | Red band-fish |
| Lamniformes | Cetorhinidae | Cetorhinus maximus | native | Basking shark | |
| Perciformes/Scorpaenoidei | Triglidae | Chelidonichthys cuculus | native | Red gurnard | Captan jiarg |
| Perciformes/Scorpaenoidei | Triglidae | Chelidonichthys lastoviza | native | Streaked gurnard | Streaked gurnard |
| Perciformes/Scorpaenoidei | Triglidae | Chelidonichthys lucerna | native | Tub gurnard | Sapphirine gurnard |
| Mugiliformes | Mugilidae | Chelon labrosus | native | Thicklip grey mullet | Grey mullet |
| Chimaeriformes | Chimaeridae | Chimaera monstrosa | native | Rabbit fish | |
| Perciformes/Zoarcoidei | Stichaeidae | Chirolophis ascanii | native | Yarrell's blenny | Yarrell's blenny |
| Gadiformes | Gaidropsaridae | Ciliata mustela | native | Fivebeard rockling | Five-bearded rockling |
| Clupeiformes | Clupeidae | Clupea harengus | native | Atlantic herring | |
| Anguilliformes | Congridae | Conger conger | native | European conger | Astan-varrey |
| Eupercaria/misc | Labridae | Coris julis | native | Mediterranean rainbow wrasse | Rainbow wrasse |
| Gobiiformes | Gobiidae | Crystallogobius linearis | native | Crystal goby | |
| Eupercaria/misc | Labridae | Ctenolabrus rupestris | native | Goldsinny-wrasse | Gold-sinny |
| Perciformes/Cottoidei | Cyclopteridae | Cyclopterus lumpus | native | Lumpfish | Kiark-varrey |
| Myliobatiformes | Dasyatidae | Dasyatis pastinaca | native | Common stingray | Sting ray |
| Eupercaria/misc | Moronidae | Dicentrarchus labrax | native | European seabass | Bass |
| Gobiesociformes | Gobiesocidae | Diplecogaster bimaculata | native | Two-spotted clingfish | Two-spotted sucker |
| Rajiformes | Rajidae | Dipturus batis | native | Blue skate | Scarrag |
| Rajiformes | Rajidae | Dipturus intermedius | native | ||
| Rajiformes | Rajidae | Dipturus oxyrinchus | native | Longnosed skate | |
| Perciformes/Percoidei | Trachinidae | Echiichthys vipera | native | Lesser weever | Colgash |
| Ophidiiformes | Carapidae | Echiodon drummondii | native | ||
| Gadiformes | Gaidropsaridae | Enchelyopus cimbrius | native | Fourbeard rockling | Four-bearded rockling |
| Clupeiformes | Engraulidae | Engraulis encrasicolus | native | European anchovy | |
| Syngnathiformes | Syngnathidae | Entelurus aequoreus | native | Snake pipefish | Snaid varrey |
| Squaliformes | Etmopteridae | Etmopterus princeps | native | Great lanternshark | |
| Perciformes/Scorpaenoidei | Triglidae | Eutrigla gurnardus | native | Grey gurnard | Crodane glass |
| Gadiformes | Gadidae | Gadus morhua | native | Atlantic cod | Boiddagh |
| Gadiformes | Gaidropsaridae | Gaidropsarus mediterraneus | native | Shore rockling | Three-bearded rockling |
| Gadiformes | Gaidropsaridae | Gaidropsarus vulgaris | native | Three-bearded rockling | Three-bearded rockling |
| Carcharhiniformes | Triakidae | Galeorhinus galeus | native | Tope shark | |
| Carcharhiniformes | Pentanchidae | Galeus melastomus | native | Blackmouth catshark | Black-mouthed dogfish |
| Perciformes/Gasterosteoidei | Gasterosteidae | Gasterosteus aculeatus | native | Three-spined stickleback | Jacksharp |
| Pleuronectiformes | Pleuronectidae | Glyptocephalus cynoglossus | native | Witch flounder | Witch |
| Gobiiformes | Gobiidae | Gobius niger | native | Black goby | Black goby |
| Gobiiformes | Gobiidae | Gobius paganellus | native | Rock goby | Rock goby |
| Perciformes/Uranoscopoidei | Ammodytidae | Gymnammodytes semisquamatus | native | Smooth sandeel | Smooth sandeel |
| Syngnathiformes | Syngnathidae | Hippocampus guttulatus | native | Long-snouted seahorse | |
| Pleuronectiformes | Pleuronectidae | Hippoglossoides platessoides | native | American plaice | Long rough dab |
| Pleuronectiformes | Pleuronectidae | Hippoglossus hippoglossus | native | Atlantic halibut | Halibut |
| Perciformes/Uranoscopoidei | Ammodytidae | Hyperoplus immaculatus | native | Greater sand-eel | |
| Perciformes/Uranoscopoidei | Ammodytidae | Hyperoplus lanceolatus | native | Great sandeel | Greater sand-eel |
| Scombriformes | Scombridae | Katsuwonus pelamis | native | Skipjack tuna | Bonito |
| Eupercaria/misc | Labridae | Labrus bergylta | native | Ballan wrasse | Ballan wrasse |
| Eupercaria/misc | Labridae | Labrus merula | native | Brown wrasse | Cuckoo wrasse |
| Lamniformes | Lamnidae | Lamna nasus | native | Porbeagle | Porbeagle |
| Petromyzontiformes | Petromyzontidae | Lampetra fluviatilis | native | River lamprey | |
| Gobiiformes | Gobiidae | Lebetus scorpioides | native | Diminutive goby | |
| Gobiesociformes | Gobiesocidae | Lepadogaster candolii | native | Connemarra clingfish | Connemara sucker |
| Pleuronectiformes | Scophthalmidae | Lepidorhombus whiffiagonis | native | Megrim | Megrim |
| Gobiiformes | Gobiidae | Lesueurigobius friesii | native | Fries's goby | |
| Rajiformes | Rajidae | Leucoraja fullonica | native | Shagreen ray | Shagreen ray |
| Rajiformes | Rajidae | Leucoraja naevus | native | Cuckoo ray | Cuckoo ray |
| Pleuronectiformes | Pleuronectidae | Limanda limanda | native | Common dab | Dab |
| Perciformes/Cottoidei | Liparidae | Liparis liparis | native | Striped seasnail | Sea snail |
| Perciformes/Cottoidei | Liparidae | Liparis montagui | native | Montagus seasnail | Montagu's sea snail |
| Blenniiformes | Blenniidae | Lipophrys pholis | native | Shanny | Shanny |
| Lophiiformes | Lophiidae | Lophius budegassa | native | Blackbellied angler | |
| Lophiiformes | Lophiidae | Lophius piscatorius | native | Angler | Guilley-pern |
| Perciformes/Zoarcoidei | Lumpenidae | Lumpenus lampretaeformis | native | Snakeblenny | |
| Stomiiformes | Sternoptychidae | Maurolicus muelleri | native | Silvery lightfish | |
| Gadiformes | Gadidae | Melanogrammus aeglefinus | native | Haddock | |
| Gadiformes | Gadidae | Merlangius merlangus | native | Whiting | Kelk |
| Gadiformes | Merlucciidae | Merluccius merluccius | native | European hake | |
| Perciformes/Cottoidei | Cottidae | Micrenophrys lilljeborgii | native | Norway bullhead | Norway bullhead |
| Pleuronectiformes | Soleidae | Microchirus boscanion | native | Lusitanian sole | Solenette |
| Pleuronectiformes | Soleidae | Microchirus variegatus | native | Thickback sole | Variegated sole |
| Pleuronectiformes | Pleuronectidae | Microstomus kitt | native | Lemon sole | Lemon sole |
| Tetraodontiformes | Molidae | Mola mola | native | Ocean sunfish | Sun-fish |
| Gadiformes | Lotidae | Molva molva | native | Ling | Ling |
| Mulliformes | Mullidae | Mullus barbatus | native | Red mullet | |
| Mulliformes | Mullidae | Mullus surmuletus | native | Surmullet | Red mullet |
| Carcharhiniformes | Triakidae | Mustelus mustelus | native | Smooth-hound | Smooth-hound |
| Perciformes/Cottoidei | Cottidae | Myoxocephalus scorpius | native | Shorthorn sculpin | Bullkione |
| Myxiniformes | Myxinidae | Myxine glutinosa | native | Atlantic hagfish | Hag-fish |
| Syngnathiformes | Syngnathidae | Nerophis lumbriciformis | native | Worm pipefish | Worm pipe-fish |
| Syngnathiformes | Syngnathidae | Nerophis ophidion | native | Straightnose pipefish | Straight-nosed pipe-fish |
| Alepocephaliformes | Platytroctidae | Normichthys operosus | native | Multipore searsid | |
| Osmeriformes | Osmeridae | Osmerus eperlanus | native | European smelt | |
| Eupercaria/misc | Sparidae | Pagellus bogaraveo | native | Blackspot seabream | Sea-bream |
| Blenniiformes | Blenniidae | Parablennius gattorugine | native | Tompot blenny | Tompot blenny |
| Pleuronectiformes | Soleidae | Pegusa lascaris | native | Sand sole | Sand sole |
| Petromyzontiformes | Petromyzontidae | Petromyzon marinus | native | Sea lamprey | |
| Perciformes/Zoarcoidei | Pholidae | Pholis gunnellus | native | Rock gunnel | Cadlag |
| Gadiformes | Phycidae | Phycis blennoides | native | Greater forkbeard | Forked hake |
| Pleuronectiformes | Pleuronectidae | Platichthys flesus | native | European flounder | Liehbage |
| Pleuronectiformes | Pleuronectidae | Pleuronectes platessa | native | European plaice | Liehbage spottagh |
| Gadiformes | Gadidae | Pollachius pollachius | native | Pollack | Calig |
| Gadiformes | Gadidae | Pollachius virens | native | Saithe | Bloggan |
| Acropomatiformes | Polyprionidae | Polyprion americanus | native | Wreckfish | |
| Gobiiformes | Gobiidae | Pomatoschistus flavescens | native | Two-spotted goby | Spotted goby |
| Gobiiformes | Gobiidae | Pomatoschistus lozanoi | native | Lozano's goby | |
| Gobiiformes | Gobiidae | Pomatoschistus microps | native | Common goby | |
| Gobiiformes | Gobiidae | Pomatoschistus minutus | native | Sand goby | |
| Gobiiformes | Gobiidae | Pomatoschistus pictus | native | Painted goby | |
| Carcharhiniformes | Carcharhinidae | Prionace glauca | native | Blue shark | Blue shark |
| Rajiformes | Rajidae | Raja brachyura | native | Blonde ray | Blonde |
| Rajiformes | Rajidae | Raja clavata | native | Thornback ray | Thornback |
| Rajiformes | Rajidae | Raja montagui | native | Spotted ray | Spotted ray |
| Gadiformes | Ranicipitidae | Raniceps raninus | native | Tadpole fish | Tadpole-fish |
| Tetraodontiformes | Molidae | Ranzania laevis | native | Slender sunfish | |
| Rajiformes | Rajidae | Rostroraja alba | native | White skate | Burton skate |
| Alepocephaliformes | Platytroctidae | Sagamichthys schnakenbecki | native | Schnakenbeck's searsid | |
| Salmoniformes | Salmonidae | Salmo salar | native | Atlantic salmon | Braddan |
| Salmoniformes | Salmonidae | Salmo trutta | native | Sea trout | Sea-trout |
| Scombriformes | Scombridae | Sarda sarda | native | Atlantic bonito | |
| Clupeiformes | Alosidae | Sardina pilchardus | native | European pilchard | Pilchard |
| Scombriformes | Scombridae | Scomber scombrus | native | Atlantic mackerel | Breac-varrey |
| Beloniformes | Scomberesocidae | Scomberesox saurus | native | Atlantic saury | Saury pike |
| Pleuronectiformes | Scophthalmidae | Scophthalmus maximus | native | Turbot | Turbot |
| Pleuronectiformes | Scophthalmidae | Scophthalmus rhombus | native | Brill | Brill |
| Carcharhiniformes | Scyliorhinidae | Scyliorhinus canicula | native | Lesser spotted dogfish | Gobbag hooill |
| Carcharhiniformes | Scyliorhinidae | Scyliorhinus stellaris | native | Nursehound | Govag |
| Alepocephaliformes | Platytroctidae | Searsia koefoedi | native | Koefoed's searsid | |
| Perciformes/Scorpaenoidei | Sebastidae | Sebastes norvegicus | native | Golden redfish | Norway haddock |
| Pleuronectiformes | Soleidae | Solea solea | native | Common sole | Liehbage chiari |
| Perciformes/Gasterosteoidei | Gasterosteidae | Spinachia spinachia | native | Sea stickleback | Snaid-varrey |
| Eupercaria/misc | Sparidae | Spondyliosoma cantharus | native | Black seabream | Black sea-bream |
| Clupeiformes | Clupeidae | Sprattus sprattus | native | European sprat | Sprat |
| Squaliformes | Squalidae | Squalus acanthias | native | Picked dogfish | Peegagh |
| Squatiniformes | Squatinidae | Squatina squatina | native | Angelshark | Monk |
| Eupercaria/misc | Labridae | Symphodus bailloni | native | Baillon's wrasse | |
| Eupercaria/misc | Labridae | Symphodus melops | native | Corkwing wrasse | Corkwing |
| Syngnathiformes | Syngnathidae | Syngnathus acus | native | Greater pipefish | Greater pipe-fish |
| Syngnathiformes | Syngnathidae | Syngnathus rostellatus | native | Nilsson's pipefish | |
| Syngnathiformes | Syngnathidae | Syngnathus typhle | native | Broadnosed pipefish | |
| Perciformes/Cottoidei | Cottidae | Taurulus bubalis | native | Longspined bullhead | Sea scorpion |
| Torpediniformes | Torpedinidae | Tetronarce nobiliana | native | Electric ray | Crampfish |
| Gobiiformes | Gobiidae | Thorogobius ephippiatus | native | Leopard-spotted goby | |
| Scombriformes | Scombridae | Thunnus alalunga | native | Albacore | |
| Scombriformes | Scombridae | Thunnus thynnus | native | Atlantic bluefin tuna | |
| Carangiformes | Carangidae | Trachinotus ovatus | native | Pompano | |
| Perciformes/Percoidei | Trachinidae | Trachinus draco | native | Greater weever | Greater weever |
| Lampriformes | Trachipteridae | Trachipterus arcticus | native | Dealfish | |
| Carangiformes | Carangidae | Trachurus trachurus | native | Atlantic horse mackerel | Breac frengagh |
| Perciformes/Scorpaenoidei | Triglidae | Trigla lyra | native | Piper gurnard | |
| Gadiformes | Gadidae | Trisopterus esmarkii | native | Norway pout | Norway pout |
| Gadiformes | Gadidae | Trisopterus luscus | native | Pouting | Suddrey |
| Gadiformes | Gadidae | Trisopterus minutus | native | Poor cod | Poor cod |
| Alepocephaliformes | Alepocephalidae | Xenodermichthys copei | native | Bluntsnout smooth-head | |
| Pleuronectiformes | Scophthalmidae | Zeugopterus norvegicus | native | Norwegian topknot | Norwegian topknot |
| Pleuronectiformes | Scophthalmidae | Zeugopterus punctatus | native | Topknot | Common topknot |
| Pleuronectiformes | Scophthalmidae | Zeugopterus regius | native | Eckström's topknot | Eckström's topknot |
| Zeiformes | Zeidae | Zeus faber | native | John dory | John dory |