• Taenioconger longissimus garden conger
  
• Taeniura grabata Round stingray
  Pastenague africaine
  Chupare redondo
  
• Talismania antillarum Antillean smooth-head
  
• Talismania homoptera hairfin smooth-head
  
• Talismania mekistonema threadfin smooth-head
  
• Taractes asper høgfinnet havbrasme
  rasch's havsbraxen
  litli bramafiskur
  
• Taractes rubescens
• Taractichthys longipinnis long-finned bream
  
• Tarpon atlanticus tarpon
  tarpon argente
  silberfisch
  
• Taurulus bubalis fatherlasher
  chaboisseau de mer
  blauer Knurrhahn
  buichok-bujvol
  bergulk
  den granne ulk
  groene zeedonderpad
  pikku horkkeli
  dvergsimpan
  kur glowacz
  
• Tetragonurus atlanticus
• Tetragonurus cuvieri
• Tetrapturus albidus white marlin
  makaire blanc
  aguja blanca
  agulhão branço
  
• Tetrapturus belone mediterranean spearfish
  marlin de Méditerranée
  marlin
  aguglia imperiale
  iglan
  pastardella
  
• Tetrapturus georgei roundscale marlin
  peito
  
• Tetrapturus pfluegeri Longbill spearfish
  Makaire bécune
  Aguja picuda
  
• Thalassobathia pelagica
• Thalassoma pavo ornate wrasse
  girelle paon
  fredi
  donzella pavonina
  vladika
  ghylos
  gün
  tawwason hayyam
  peixe de rolo
  
• Theragra finmarchica berlevagfisk
  
• Therapon puta spiny-cheeked grunter
  
• Thorogobius ephippiatus leopard-spotted goby
  ghiozzo leopardo
  
• Thorogobius macrolepis large-scaled goby
  gobie à grandes ecailles
  
• Thunnus alalunga albacore
  ara-lunga
  albacora
  weisser Thun
  silac
  tonnos macropteros
  garmon
  alalonga
  
• Thunnus albacares albacore
  thon a nageoires jaunes
  rabil
  tonno albacora
  tuna zutoperka
  
• Thunnus obesus bigeye tuna
  patudo
  Grossaugenthun
  
• Thunnus thynnus atlantic bluefin tuna
  thon rouge
  atun
  roter Thun
  tonno
  tunets
  storje
  tunj
  tonijn
  atum
  tonnos
  orkinos
  tunna kehula
  tunna
  tonn
  
• Torpedo marmorata marbled electric ray
  torpille marbrée
  Tremolina marmol
  torpedine marezzata
  gemarmerde sidderrog
  
• Torpedo nobiliana electric ray
  torpille noire
  Tremolina negra
  torpedine nera
  sidderrog
  
• Torpedo torpedo Common torpedo
  torpille ocellée
  Tremolina comun
  torpedine occhiuta
  
• Trachinotus ovatus Derbio, Pompano
  Palomine
  Pampano blanco
  gaffelmakreel
  
• Trachinus araneus spotted weever
  vive araignée
  araña
  tracina ragno
  aranhuSo
  
• Trachinus draco greater weever
  grande vive
  escorpion
  trachino dragone
  grote pieterman
  
• Trachinus radiatus streaked weever
  vive rayée
  bora
  trachino di fondo
  
• Trachipterus arcticus king of the herrings
  trachyptere
  Bandfisch
  vagmaer
  
• Trachipterus trachypterus deal fish
  argentin
  faixa
  Bandfisch
  pesce bandiera
  chartopsaro
  kiaghad balik
  
• Trachonurus villosus bristly grenadier
  
• Trachurus mediterraneus black sea horse mackerel
  chinchard à queue jaune
  jurel mediterráneo
  sugarella
  sarun
  carapau
  savridi
  istavrit
  seif
  sawrella
  stavrid
  
• Trachurus picturatus blue jack mackerel
  chinchard du large
  chicharro
  carapau preto
  
• Trachurus trachurus atlantic horse-mackerel
  chinchard commun
  chicharro
  sugarella
  sarun
  horsmakreel
  carapau
  savridi
  istavrit
  seif
  sawrella
  stavrid
  
• Trachurus trecae cunene horse-mackerel
  chinchard cunéné
  jurel cunene
  
• Trachyrhynchus murrayi murray's longsnout grenadier
  
• Trachyrhynchus trachyrhynchus mediterranean longsnout grenadier
  
• Trachyscorpia echinata scorpion-fish
  rascasse épineuse
  
• Trichiurus lepturus cutlass fish
  poisson-sabre
  pez sable
  sablja ryba
  zmijicnjak sabljas
  
• Trigla lucerna tube-fish
  perlon
  bejel
  Seeschwalbe
  gallinella
  rød-knùrhane
  rode poon
  
• Trigla lyra piper gurnard
  grondin Iyre
  garneo
  capone lira
  
• Trigloporus lastoviza streaked gurnard
  grondin camard
  rubio
  capone ubriaco
  gestreepte poon
  
• Triglops murrayi mailed sculpin
  faux trigle maillé
  atlantichesky triglops
  simpknoten
  
• Triglops nybelini nybelin's sculpin
  faux trigle de Nybelin
  poljarny triglops
  
• Triglops pingeli ribbed sculpin
  ostronosy triglops
  prommungur