What's the plural form of peppermint shrimp? Here's the word you're looking for.
Answer
The noun peppermint shrimp can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be peppermint shrimp.
However, in more specific contexts, the plural form can also be peppermint shrimps e.g. in reference to various types of peppermint shrimps
or a collection of peppermint shrimps.