Main Ref. | Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993 |
Mode | dioecism |
Fertilization | internal (oviduct) |
Mating type | |
Spawning frequency | one clear seasonal peak per year |
Spawning aggregation | Ref. |
Batch spawner | Ref. |
Reproductive guild |
bearers internal live bearers |
Parental Care | |
Description of life cycle and mating behavior | Viviparous, with a yolk-sac placenta (Ref. 244). Pups, average 3, range 1-8, are produced in January after a 10-month gestation period. Average length at birth is 50 cm TL. Length increases by about 25 cm during the first year. These sharks breed once each year (Ref. 13440). Distinct pairing with embrace (Ref. 205). |
Search for more references on reproduction | Scirus |