Referencia principal | Last, P.R. and J.D. Stevens, 1994 |
Modo | dioecism |
Fertilización | internal (oviduct) |
Mating type | |
Frecuencia de puesta | |
Spawning aggregation | Referencia |
Ponedor múltiple | Referencia Taylor, L, T.C. Tricas, K. Deacon, P. Last, J.E. McCosker and T.I. Walker, 1997 |
Gremio reproductivo |
bearers internal live bearers |
Parental Care | |
Descripción del ciclo vital y del comportamiento de acoplamiento | Ovoviviparous, embryos feed solely on yolk (Ref. 50449). Males mature at about 97 cm, born at about 38 cm (Ref. 6871). Common sawshark lives for more than 15 years. Mature females appear to breed every 1-2 years, carrying from 3-22 young, with about 10 being the average. After 12 months' gestation, the pups are born in shallow coastal areas. They are about 11-14.5 in (27-37 cm) long at birth (Ref. 48640). |
Buscar más referencias de reproducción | Scirus |