Main Ref. | Breder, C.M. and D.E. Rosen, 1966 |
Mode | dioecism |
Befruktning | internal (oviduct) |
Mating type | |
Lekfrekvens | |
Spawning aggregation | Ref. |
Leker upprepade gånger | Ref. |
Reproductive guild |
bearers internal live bearers |
Parental Care | |
Beskrivning av livscykel ochfortplantningsbeteende | Distinct pairing with embrace (Ref. 205). Viviparous, placental (Ref. 50449). 1 to 7 young per litter. Larger females carry more young. Size at birth 29-37 cm. Gestation period is 10 to 11 months in the northern Gulf of Mexico. Sex ratio of near term fetuses is 1:1 (Ref. 244). |
Sök efter fler referenser om reproduktion | Scirus |