Found close inshore to depths of at least 320 m on the continental shelf and upper slopes. Reproduction is oviparous. This species is at least 8 cm long when hatched and grows to a maximum length of 48 cm, with males maturing at 41-48 cm and females maturing at 39 cm and above (Horie and Tanaka 2002, Compagno et al. 2005). Further biological data is available from Horie and Tanaka (2002): Size at sexual maturity appears to increase with declining water temperature (Horie and Tanaka 2002).