Petrale Sole

Often called the "King of Soles" by West Coast fishermen, Petrale sole is widely considered one of the finest eating fish in the Pacific. This elegant flatfish offers a mild, buttery flavor with a subtle nutty sweetness and delicate texture that has made it a favorite among chefs and home cooks alike. Found from Baja California to Alaska, Petrale sole typically inhabit sandy bottoms along the outer continental shelf at depths of 330 to 500 feet. Despite their name, Petrale sole are actually right-eyed flounders rather than true soles—as they develop, their left eye migrates across until both eyes rest on the right side of their body, an adaptation for life on the ocean floor.

Nutritionally, Petrale sole is a powerhouse of lean protein, with an astonishing 95% protein content that makes it one of the most protein-dense foods available. A modest serving provides exceptional levels of vitamin B12, vitamin D, and selenium while remaining remarkably low in fat and calories. The thin fillets cook quickly, making Petrale sole an ideal choice for weeknight meals—it excels when pan-seared in butter, baked with herbs, or gently sautéed with a squeeze of lemon.

Local trawlers harvest Petrale sole year-round from Northern California waters. The fishery has been certified sustainable by the Marine Stewardship Council since 2014 and is rated a "Best Choice" by Seafood Watch. After being declared overfished in 2009, the stock was successfully rebuilt by 2015 through careful management, demonstrating the effectiveness of science-based fisheries regulations. Area closures and gear restrictions protect sensitive habitats, ensuring this prized flatfish will remain available for generations to come.