210 



University of California Publications in Zoology [Vol.22 



1913 



4/19 

 4/26 

 5/ 3 

 5/10 

 5/17 

 5/24 

 5/31 

 6/ 7 

 6/16 

 6/21 

 6/28 

 7/ 5 

 7/12 

 7/19 

 7/26 

 8/ 2 

 8/ 9 

 S !.", 

 8/23 

 8/31 

 9/ 6 

 9/13 

 9/20 

 9/27 

 10/ 4 

 10/11 

 111 IS 

 10/26 

 11/ 1 

 11/ 8 

 11/15 

 11/22 

 11/30 

 12/ 6 

 12 14 

 12/20 

 12/27 



Table 2. — Organisms Per Cubic Meter in* Plankton of 

 San Joaquin River in 1913 — (Continued) 



itium Cercomonas Chlamydomonas Chromulina Dinobryon 



12,800 



1,600 



12,800 

 25,600 



105,792 



3,200 



105,792 



3,200 



3,200 



317,376 



3,200 



105,792 

 264,480 

 158,68S 



'555,408 

 555,408 

 5,818,560 

 6,823,584 

 2,010,048 

 1,057,920 

 1,481,088 

 3,067,968 

 2,644,800 

 3,808,512 

 4,241,680 

 2,644,800 

 4,347,472 

 7. DNs, iic-i 

 5,183,808 

 7,722,816 

 8,251,776 

 3,914,304 

 2,962,176 

 3,914,304 

 6,717,792 

 4,231,680 

 5,183,808 

 2,988,624 

 2,142,288 

 793,440 



158,688 

 12,800 



12,800 



158,688 



3,200 



6,400 

 105,792 



132,240 

 1,600 



3,200 

 16,000 



6,400 

 3,200 



51. '.»()() 



25,600 



64,000 



3,200 



105,792 



502,512 



44,800 



317,376 



105,792 



1,481,088 



6,400 



19,200 



211,584 

 38,400 

 38,400 

 12,800 

 25,600 

 25,600 



105,792 



105,792 



52,896 



52,896 



3,200 



52,896 



12,800 



3,200 



3,200 



1913 



1/ 5 

 1/12 

 1/19 

 1/25 

 2/ 2 

 2/ 8 

 2/15 

 2/23 

 3/ 1 

 3/ 8 

 3/15 

 3/23 

 3/29 

 4/ 5 

 4/13 

 4/19 

 4/26 

 5/ 3 

 5/10 

 5/17 



Phacus 

 pleuronectes 



1,600 

 3,200 



3,200 

 1,600 



400 



800 



4.S00 



3,200 



12,800 



19,200 



3,200 



1,600 



3,200 



79,344 



79,344 



3,200 

 1,600 



