• Microstomus kitt lemon sole
  limande-sole
  mendo limon
  echte Rotzunge
  malorotaja kambala
  lomre
  rødtunge
  tongschar
  bergskädda
  rodovalho
  
• Millerigobius macrocephalus
• Minyichthys sentus
• Mirapinna esau
• Mirognathus normani norman's smooth-head
  
• Mitsukurina owstoni Goblin shark
  Requin lutin
  Tiburon duende
  
• Mobula mobular Devil ray
  Mante
  Manta
  Kleiner Teufelsroche
  Diavolo di mare
  Jamanta
  
• Mola mola ocean sunfish
  poisson lune
  pez luna
  mondfisch
  mola
  klumpfisk
  bucanj
  maanvis
  bezedor
  fegaropsaro
  pervane
  dag hashemesh
  samaket el-shams
  
• Molva dipterygia blue ling
  lingue bleue
  arbitan
  Blauleng
  molva occhiona
  golubaya mol'va
  blålange
  byrkelange
  blauwe leng
  birkelanga
  
• Molva molva ling
  lingue
  maruca
  Leng
  molva
  morskaya stchuka
  lange
  långa
  
• Monishia ochetica
• Monochirus hispidus whiskered sole
  sole velue
  peluda
  sogliola pelosa
  plac
  dil
  busuf
  
• Monognathus bertini
• Monognathus boehlkei
• Monognathus herringi
• Monognathus jesperseni
• Monognathus nigeli
• Monomitopus metriostoma
• Mora moro moro
  mollera moranella
  mora
  crnka sredozemka
  salmonete preto
  
• Mugil capurii narrowhead grey mullet
  
• Mugil cephalus flathead grey mullet
  carido
  pardete
  cefalo
  loban
  cipal
  liça
  képhalos
  kefal
  kifol gedol harosh
  bouri
  chefal
  
• Mullus barbatus striped mullet
  rouget barbet
  salmonete de fango
  triglia di fango
  koutsomoura
  mulit adumma
  barbun
  
• Mullus surmuletus red mullet
  rouget de roche
  salmonete de roca
  Meerbarbe
  triglia di scoglio
  barabulja
  mulle
  mul
  barbouni
  mulit happassim
  
• Muraena helena mediterranean moray
  murene de mediterranée
  morena mediterranea
  murena
  murina
  moreia
  smérna
  merina
  marina
  rnodna
  
• Muraenesox cinereus Daggertooth pike-conger
  
• Mustelus asterias Stellate smooth hound
  boca blanca
  Glatthai
  palombo stellato
  glathaj
  pas glusac
  gevlekte gladde haai
  cação pique
  
• Mustelus mustelus Smoothhound
  chien de mer
  musola
  Glatthai
  palombo liscio
  pas cukov
  gladde haai
  cação morraceiro
  galéos
  köpek
  kerishou
  
• Mustelus punctulatus Blackspotted smoothhound
  Emissole pointillee
  Musola pimienta
  
• Mycteroperca rubra comb grouper
  badèche impériale
  gitano
  cernia rossa
  badejo
  piga
  tashanisi
  miktorit
  
• Myctophum nitidulum
• Myctophum punctatum
• Myctophum selenops
• Myliobatis aquila Eagle ray
  Aigle de mer
  Aguila marina
  Adlerroche
  Aquila di mare
  Ratão
  
• Myoxocephalus scorpioides northern sculpin
  chaboisseau arctique
  seeskorpion
  chukotsky kerchak
  igarsok
  
• Myoxocephalus scorpius arctic sculpin
  chaboisseau de mer commun
  gemeiner Seeskorpion
  evropeysky kerchak
  mareulk
  ulk
  botskop
  isosimppu
  horkell
  kur diabel
  kanajok
  marhnutur
  
• Myxine glutinosa Hagfish
  myxine
  Inger
  missine
  miksina
  Sliznatka
  slimal
  sljepulja
  slijmprik
  loisankerias
  piralen
  
• Myxine ios White-headed hagfish
  Myxine à tête blanche
  
• Nanichthys simulans
• Nansenia groenlandica greenland argentine
  
• Nansenia oblita forgotten argentine
  
• Narcetes stomias blackhead salmon
  
• Naucrates ductor pilot-fish
  poisson pilote
  pez piloto
  pampano
  fanfan
  peixe piolho
  kelaouxos
  kilavuz
  fanfru
  
• Nealotus tripes
• Negaprion brevirostris Lemon shark
  Requin citron
  Tiburón galano
  
• Nematonurus armatus armed grenadier
  
• Nemichthys curvirostris spotted snipe-eel
  pez agazadicha
  
• Nemichthys scolopaceus slender snipe-eel
  anguille bécasse
  pez agazadicha
  Bekassinefisch
  beccaccino di mare
  
• Neocyttus helgae False boarfish
  
• Neogobius cephalargoides
• Neogobius eurycephalus ginger goby
  bychok-ryzhik
  guvid de mare