 Last and Stevens (1994) gave the lengths at maturity for males and females at and , respectively, though mature males as small as long were later found off Queensland.Growth and aging has been documented for one captive female at the Taronga Park Aquarium, which grew an average of per year and did not lay eggs until she was almost 12 years old.Inoffensive towards humans, the crested bullhead shark is of little interest to recreational or commercial fisheries.