| Subject | English | Spanish |
| ichtyol. | Atlantic thread herring | Machuelo hebra atlántico Opisthonema oglinum |
| nat.res., fish.farm. | Atlantic thread herring | machuelo hebra atlántico (Opisthonema oglinum) |
| fish.farm. | deep-body thread herring | arenque de hebra (Opisthonema libertate) |
| fish.farm. | deep-body thread herring | machuelo del Pacífico (Opisthonema libertate) |
| ichtyol. | middling thread herring | machuelo hebra mediana Opisthonema medirastre |
| ichtyol. | Pacific thread herring | Machuelo hebra pinchagua Opisthonema libertate |
| fish.farm. | Pacific thread herring | machuelo del Pacífico (Opisthonema libertate) |
| fish.farm. | Pacific thread herring | arenque de hebra (Opisthonema libertate) |
| ichtyol. | slender thread herring | machuelo hebra crinudo Opisthonema bulleri |
| fish.farm. | thread herrings | falsos arenques (Opisthonema spp.) |