Question

Difference between the plural words fish and fishes

Answer 1

The most common plural form of fish is indeed fish. However, under certain circumstances, you can use fishes as the plural form of fish. ... Fish can refer to multiple fish, especially when they are all the same species of fish. Fishes, however, usually refers to multiple species of fish, especially in scientific contexts.

Answer 2

Plural means more than 1.
And fish means single fish and fishes means more than 1 fish its mean so many..