How to Say "sea creatures" in Spanish
The Spanish word for “sea creatures” is “peces” — A1 level. This is a very common word in everyday Spanish.

Examples
Hay muchos peces de colores en el acuario.
There are many colorful fish in the aquarium.
Vimos peces nadando cerca de la orilla.
We saw fish swimming near the shore.
Los peces pequeños se esconden de los grandes.
Small fish hide from big ones.
The Z to C Rule
When a Spanish word ends in 'z' (like 'pez'), you must change the 'z' to a 'c' before adding '-es' to make it plural. This is only to keep the sound consistent!
Masculine Plural
Since the singular 'pez' is masculine, 'peces' remains masculine. Use masculine articles and adjectives: 'los peces grandes' (the big fish).
Incorrect Pluralization
Mistake: “Muchos pezes”
Correction: Muchos peces. Remember to switch the 'z' to 'c' when forming the plural.
Related Translations
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