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Habitat and EcologyHabitat and Ecology
Feeds on small fishes and invertebrates and grows to a maximum total length of 150 cm (Compagno et al. 2005). In the coastal water of Izu Peninsula, Japan, males mature at 93-103 cm TL and 5-6 years old, and females at 106-117 cm TL and 6-7 years old, respectively. The species is born in 18-20cm TL. Longevity is 15 years in males and 18 years in females (S. Tanaka unpublished data).