How do you make fish as aplural form?

Both "fish," and "fishes," are correct plural forms of the singular Word "fish."

The singular noun fish is a Word for a single creature or a substance used as food. The food substance fish is an uncountable noun.

• We can have some fish for dinner.

The plural noun fishes is a Word for multiple creatures that swim or multiple types of fish.

• There are four fishes in the koi pond.
• The fishes served were salmon andmackerel.

However, many people use the singular form only for both singular and plural.