The term "fishies" is a colloquialism often used to describe a group of fish, but there are countless synonyms to describe these aquatic creatures. Some common ones include "aquatic animals," "marine life," "sea creatures," and "finned friends." Other synonyms for "fishies" include "ocean dwellers," "water fauna," "underwater species," and "marine fauna." If you are looking for more specific synonyms, you may consider words like "salmonids" or "tuna," which can be used to describe specific types of fish. No matter how you choose to refer to these creatures, one thing is certain: fish make up an important and diverse part of our natural world.