Reproduction of Geodia barretti
Document Source: http://www.sealifebase.se/Reproduction/FishReproSummary.php?ID=2381280&GenusName=Geodia&SpeciesName=barretti&fc=2615&StockCode=71587
 
Main Ref. Spetland, F., H.T. Rapp, Hoffmann, F. and O.S. Tendal, 2007
Mode dioecism
Fertilization external
Spawning Frequency one clear seasonal peak per year
Batch Spawner No
Reproductive Guild
Description of life cycle and mating behavior Oviparous; simultaneous spawner. Oogenesis lasts for 4 months; spermatogenesis lasts for 2.5 months. Oocyte development is synchronous, takes place in the mesohyl; spermatozoa development is asynchronous, within the cyst scattered around the mesohyl. During spawning, both oocyte and spermatozoa leave the sponge through an excurremt canal (Ref. 100660).
Search for more references on reproduction Scirus
(e.g. 9948)
(e.g. cnidaria)
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