Sand Flounders, also known as Diamond Flounders, belong to the Pleuronectidae family.
They are greenish-brown or greyish above, sometimes with faint mottling and white below. The body is square or diamond-shaped, fringed by dorsal and anal fins. Diamond Flounders have larger eyes than related species. Diamond Flounders have moist, delicate flesh which whitens on cooking.