Reproduction of Isurus oxyrinchus
Document source: http://www.fishbase.org/Reproduction/FishReproSummary.php?ID=752&StockCode=768
 
Main Ref. Gilmore, R.G., 1993
Mode dioecism
Fertilization internal (oviduct)
Spawning frequency
Batch spawner Ref.  
Reproductive guild bearers
internal live bearers
Parental Care
Description of life cycle and mating behavior Exhibit ovoviparity (aplacental viviparity), with embryos feeding on other ova produced by the mother (oophagy) after the yolk sac is absorbed (Ref. 50449). With up to 18 young in a litter (Ref. 26346). Gives birth to litters of 4-25 (usually 10-18) pups after a gestation period of 15-18 months; reproduces every 3 years (Ref.58048). Size at birth between 60 and 70 cm (Ref. 247). Distinct pairing with embrace (Ref. 205).
Search for more references on reproduction Scirus
(e.g. 9948)
( e.g. cephalopods )
Entered by Torres, Armi G. on 12.08.94
Modified by Wiethüchter, Anita on 02.13.08
Checked by Torres, Armi G. on 12.16.95
Comments & Corrections
Sign our Guest Book
Back to Search

Publish in our journal partner Acta Ichthyologica et Piscatoria the results of your primary research on fishes about growth, weight-length relationships, reproduction (maturity, fecundity, spawning), food and diet composition, introductions and range extensions for faster subsequent entry in (2011 impact factor: 0.547).

cfm script by eagbayani, 21.08.01 ,  php script by rolavides, 11/02/08 ,  last modified by elaxamana, 10:43 AM 1/09/09