| Subject | Spanish | English |
| fish.farm. | alga roja | red algae |
| fish.farm. | alga roja | dulse (Rhodymenia palmata) |
| environ. | alga roja coralina | coralline red algae |
| agric. | algas rojas | red seaweed |
| environ., fish.farm. | algas rojas | red seaweeds (Rhodophyceae) |
| nat.res. | algas rojas | red algae |
| biol. | algas rojas | rhodophyceae |