Experiment 7 (Apparatus 4) 



July 19-25 In 58,756 young 



Augo 3 The stock let out in the 



sea, the apparatus must 

 be stopped 25,000 2ds 



Experiment 8 (j^ppar'^tus 4) 



Aug. 6 Transferred the stock fr on 



app, 1 and app. 3, gathered 



Aug. 1-6 In 29,950 jroung 



" 12 In from exp, 5 97 3ds 



" 15-22 Let out 8,660 4ths = 29^ 



" 22 Let out 457 3ds 



Preserved 100 3ds 



Experiment 9 (Apparatus 1) 



Aug. 7-8 In . . 6,150 young 



" 20-22 Let out 692 4thB 



22 Let out 2,463 3ds 



Preserved 100 2ds 



It 



Experiment 10 (Apparatus 1) 



Auge 9 : In 5,400 yo^ung 



" 22 Let out 2,725 2ds and 3ds 



Experiment 11 (Apparatus 3) 



Aug. 10-12 In 9,700 young 



" 22 Let out 2,717 2ds 



Experiment 12 (Apparatus 2) 



Aug, 13-13 In 5,405 young 



" 22 Let out 3^161 1st and 2ds 



Preserved 100 Ists 



For experiment 1 only the yolks of hard boiled eggs xTere used. 

 It was generally eaten by the young; the microscope sho-.-.-ed that the 

 ventricle was full,, but no contents could be seen in the intestines. 

 The young died; the experiment had to be abandoned. 



For th^ other experiments ox liver, which had been kept in the 

 refrigerator, was' used. The experiments 2-6 in our old v;ooden 

 apparatus gave a profit of between 28-35 per centt, In one of the 

 experiments vre tried to give the young lobsters too coarse food - 

 they ate too much - but not many died. 



6X 



