Krzykawski S., Dubas A., 1986. Morphology of blue eye skate, Raja ocellifera Regan, 1906 (Family: Rajidae) the Namibian shelf. Acta Ichthyol. Piscat. 16 (1): 25-37.

Metric characters and number of spines along the body axis were determined, using percentage indices, in a population of Raja ocellifera from the SW African fishing grounds. Sexual dimorphism in secondary sex attributes was found in the population.