Solea Solea is a type of flatfish commonly found in the Mediterranean Sea and the Atlantic Ocean. It is also known as the European Dover Sole and is popularly consumed as a delicacy in many countries. As a name, Solea Solea has no synonyms, but the term "sole" is often used to refer to this fish. Additionally, some other types of fish closely related to Solea Solea include the American Dover Sole and the Pacific Dover Sole. Both of these are considered good substitutes for the European Dover Sole in recipes and can be used interchangeably. Other general synonyms for Solea Solea include flatfish, flounder, and plaice.