| Subject | English | Spanish |
| nat.sc., agric. | American yellow perch | perca canadiense (Perca flavescens) |
| nat.sc., agric. | climbing perch | perca trepadora (Anabas testudineus) |
| fish.farm. | dusky sea perch | mero (Cerna gigas, Epinephelus gigas, Epinephelus guaza (Linnaeus), Serranus gigas) |
| fish.farm. | dusky sea perch | mero (Epinephelus gigas, epinephelus guaza) |
| ichtyol. | dwarf sand perch | guatacare de hebra Diplectrum bivittatum |
| life.sc., fish.farm. | European perch | perca común (Perca fluviatilis) |
| life.sc., fish.farm. | European perch | perca de río (Perca fluviatilis) |
| nat.res., fish.farm. | European perch | perca (Perca fluviatilis) |
| agric. | feed trough with non-perch wire | comedero a gotera |
| food.ind. | giant perch | sollo (Lucio perca lucio perca) |
| nat.res. | giant sea perch | perca gigante (Lates calcarifer (Bloch)) |
| ichtyol. | golden perch | perca dorada Macquaria ambigua |
| agric. | hen perch | percha |
| agric. | hen perch | posadero |
| agric. | hen perch | aseladero |
| fish.farm. | Nile perch | perca del Nilo (Lates niloticus) |
| life.sc., fish.farm. | ocean perch | gallineta dorada (Sebastes norvegicus, Sebastes marinus) |
| life.sc., fish.farm. | ocean perch | gallineta nórdica (Sebastes norvegicus, Sebastes marinus) |
| fish.farm. | Pacific ocean perch | gallineta del Pacífico (Sebastes alutus, Sebastodes alutus) |
| tech. | 1 perch | percha |
| tech. | 1 perch | vara |
| tech. | 1 perch | palo |
| commun., el. | perch channel | canal pértiga |
| environ., nat.res., fish.farm. | perch-like fish | perciformes (Perciformes) |
| fish.farm. | perch pike | lucioperca |
| nat.res. | perching birds | paseriformes (Passeriformes) |
| forestr. | pike-perch | Sander lucioperca |
| nat.res., fish.farm. | pike-perch | lucioperca (Stizostedion lucioperca) |
| food.ind. | pike perch | sollo |
| forestr. | pike-perch | lucioperca |
| ichtyol. | pond perch | guatacare de charco Diplectrum radiale |
| nat.sc., agric. | Romanian bull-head perch | perca rumana (Romanichtys valsanicola) |
| fish.farm. | sand perch | serrano arenero (Diplectrum formosum) |
| fish.farm. | sea perch | lubina (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| fish.farm. | sea perch | magallón (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| nat.sc., agric. | sea perch | cherna de ley (Epinephelus aeneus (Geoffroy St.-Hilaire,1817)) |
| fish.farm. | sea perch | robaliza (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| fish.farm. | sea perch | róbalo (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| ichtyol. | silver perch | perca plateada Bidyanus bidyanus |
| tech. | spring perch | percha de muelle |
| tech. | spring perch | pieza de suspensión de ballesta |
| tech. | spring perch | patín de resorte |
| fish.farm. | swallow-tail sea perch | tres colas (Anthias anthias) |
| nat.sc., agric. | therapon perches | terapónidos (Theraponidae) |
| nat.res., fish.farm. | white perch | lubina blanca (Morone americana) |
| nat.sc., agric. | white perch | lubina blanca americana (Morone americana, Roccus americanus) |
| fish.farm. | white sea perch | robaliza (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| fish.farm. | white sea perch | magallón (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| fish.farm. | white sea perch | lubina (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |
| fish.farm. | white sea perch | róbalo (Dicentrarchus labrax, Labrax lupus, Morone labrax, Roccus labrax, Dicentracus labrax) |