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8658119 
Journal Article 
Reproductive cycle of the giant reef clam Periglypta multicostata (Sowerby, 1835) (Pelecypoda : Veneridae) at Isla Espiritu Santo, Baja California Sur, Mexico 
Garcia-Dominguez, F; Ceballos-Vazquez, BP; Villalejo-Fuerte, M; Arellano-Martinez, M 
1998 
Journal of Shellfish Research
ISSN: 0730-8000
EISSN: 1943-6319 
17 
1009-1013 
The reproductive cycle of Periglypta multicostata (S.), was studied at Isla Espiritu Santo, Gulf of California, Mexico, from October 1992 to December 1993. The reproductive activity was present throughout the study period, except in February 1993, nevertheless a distinct seasonality was observed with three distinct peaks of spawning activity. A clear relationship between spawning and temperature or photosynthetic pigments concentration was not observed. Spawning occurs all year, but at a lower rate in the months with the lowest water temperatures. 
reproductive cycle; gametogenesis; bivalves; Veneridae; Periglypta