Flounders and sole may appear similar, but flounder is in a broader taxonomic grouping, and the fish have some differences regarding their bodies and distributions across the globe.
While both sole and flounders have flat bodies, each one has some subtle differences that set it apart. Both fish have evolved flat bodies with both eyes facing upward to protect themselves against predators and to aid them in hunting. However, most sole tend to be "right-eyed," meaning the right side of their bodies faces upward. Flounders have more variation between being right-eyed and left-eyed.
Both are a stable source of seafood for consumption and very clean eating to boot.
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