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60 



MARVIN ALLUM 

 laboratory at Point Whitney. 

 (Slide FG-11) 



4 The samples are transferred to a vehicle 



and are imraediately taken to the lab, 



(Slide FG-12) 



During the time the samples have been--are 

 being collected and right on time the oysters have spawned. 



(Slide FG-13) 



To insure adequate fertilization, even 

 though on most occasions sperm is added to the dishes with 

 the female oysters to induce spawning, to insure that all 

 eggs are fertilized additional sperm is added to the egg 

 suspension, which is, of course, collected from the dishes. 



(Slide FG-IA) 



Then while gently stirring the now fertilized 

 eggs to keep them in suspension, because they will naturally 



18 sink, a small portion of the egg suspension is placed in a 



beaker and-- 



(Slide FG-15) 

 --sterilized and filtered laboratory water is added to 



