| Spanish | English |
| pez cabeza gorda | fathead minnow (Pimephales promelas) |
| pez cebra | zebra fish (Brachydanio rerio, Danio rerio) |
| pez cebra | zebra danio (Brachydanio rerio, Danio rerio) |
| pez cinta | redband fish (Cepolidae) |
| pez cinta | red bandfish (Cepolidae) |
| pez cinto fantasma | ghost scabbardfish (Lepidopus manis) |
| pez clavo | spiny shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez clavo | bramble shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez clavo | spinous shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez de plata | Argentine (Argentina sphyraena) |
| pez de San Pedro | Atlantic John Dory (Zeus faber, Zeus pungio) |
| pez de San Pedro americano | silvery John Dory (Zenopsis conchifer) |
| pez espinoso | three-spined stickleback (Gasterosteus aculeatus, Gasterosteus leiurus) |
| pez hielo austral | blackfin icefish (Chaenocephalus aceratus) |
| pez hielo común | mackerel icefish (Champsocephalus gunnari) |
| pez hielo de Georgia | south Georgian icefish (Pseudochaenichthys georgianus) |
| pez hielo narigudo | unicorn icefish (Channichthys rhinoceratus) |
| pez linterna | lanternfish (Lampanyctodes hectoris) |
| pez mantequilla americano | Atlantic butterfish (Peprilus triacanthus) |
| pez palo | Brazilian flathead (Percophis brasiliensis) |
| pez pulmonado | lungfish |
| pez tachuela | spinous shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez tachuela | spiny shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez tachuela | bramble shark (Echinorhinus brucus, Echinorhinus spinosus) |
| pez vela | Indo-Pacific sailfish (Istiophorus platypterus) |
| pez vela del Atlántico | Atlantic sailfish (Istiophorus albicans) |
| pez vela del Pacífico | sailfish (Istiophorus platypterus) |
| pez vela del Pacífico | Indo-Pacific sailfish (Istiophorus platypterus) |
| pez verde | rainbow wrasse (Labrus pavo, Thalassoma pavo) |
| pez zorro | seafox (Alopias vulpinus) |
| pez zorro | sea fox (Alopias vulpinus) |
| pez zorro | slasher (Alopias vulpinus) |
| pez zorro | swivel-tail (Alopias vulpinus) |
| pez zorro | thresher shark (Alopias vulpinus) |
| pez zorro | grayfish (Alopias vulpinus) |
| pez zorro | fox shark (Alopias vulpinus) |
| pez ángel | sand devils (Squatinidae) |
| pez ángel | angelsharks (Squatinidae) |
