Skate are several species of flatfish belonging to the elasmobranchiate. The skeleton is cartilaginous and the body greatly flattened, with broad pectoral fins and a whil-like tail. The common skate (Raia batis) varies from 60 to 122 cm in length, and is greyish white in colour on the upper parts, with small black spots. There are nine British species of skate, all edible. Research Skate