Figure 3From: Gametogenic cycle of Crassostrea gigas in contrasting Mediterranean habitats: marine (Gulf of Tunis) and continental (Bizert lagoon) culture sites Simultaneous hermaphroditism in Crassostrea gigas . (A): Hermaphrodism (G = 10 × 10); (B): Hermaphrodism (G = 10 × 40) [SPZ = Spermatozoides; Oo = oocyte.Back to article page