266 



University of California Publications in Zoology 



[Vol. 22 



Table 4. — Plankton Organisms Per Cubic Meter in Stockton Channel, 

 Daily Series in 1913 — (Continued) 



7/ 5 

 7/ 6 

 7/ 7 

 7/ 8 

 7/ 9 

 7/10 

 7/11 

 7/12 

 7/13 

 7/14 

 7/15 

 7/16 

 7/17 

 7/18 

 7/19 

 7/20 

 7/21 

 7/22 

 7/23 

 7/24 

 7/25 

 7/26 

 7/27 

 7/28 

 7/29 

 7/30 

 7/31 

 8/ 1 

 8/ 2 

 8/ 3 

 8/ 4 



3,200 

 3,200 



3,200 



105,792 

 158,688 



105,792 

 3,200 

 3,200 

 3,200 



Navicula 

 gracilis 



3,200 



105,792 

 3,200 



158,688 

 3,200 



'158,688 

 264,480 

 105,792 

 370,272 

 370,272 



'211,584 



3,200 



3,200 



15S,688 



3,200 



105,792 



105,792 



423,168 



476,064 



370,272 



317,376 



370,272 



264,480 



211,584 



264,480 



3,200 



317,376 



Nitzschia 

 acicularis 



4,284,576 

 2,750,592 

 4,337,472 

 3,967,200 

 2,909,280 

 4,760,640 

 5,448,288 

 4,866,432 

 6,083,040 

 5,130,912 

 4,496,160 

 5,025,120 

 5,183,808 

 3,914,304 

 4,125,888 

 2,062,944 

 2,697,696 

 2,697,696 

 2,380,320 

 2,909,280 

 4,231,680 

 6,982,272 

 9,309,696 

 7,088,064 

 6,030,144 

 3,755,616 

 4,813,536 

 3,544,032 

 3,385,344 

 3,226,656 

 3,702,720 



3,200 



3,200 

 3,200 



112,192 



6,400 



3,200 



3,200 



3,200 



3,200 



3,200 



264,480 



19,200 



6,400 



3,200 

 3,200 



6,400 



Surirella 



1913 sp. 



7/ 5 



7/ 6 



7/ 7 



7/ 8 



7/ 9 6,400 



7/10 



7/11 



7/12 



7/13 



7/14 



7/15 3,200 



7/16 3,200 



7/17 19,200 



7/18 6,400 



7/19 



7/20 12,800 



7/21 3,200 



7/22 12,800 



7/23 3,200 



7/24 12,800 



7/25 6,400 



7/26 105,792 



7/27 12,800 



7/28 6,400 



7/29 12,S00 



Synedra Synedra 



radians ulna 



423,168 



370,272 



952,128 



899,232 



476,064 



581,856 



370,272 



423,168 



5,501,184 740,544 



5,765,664 637,952 



4,284,576 846,336 



4,496,160 634,752 



3,279,552 1,110,816 



1,322,400 317,376 



634,752 317,376 



528,960 264,480 



528,960 476,064 



793,440 370,272 



581,856 528,960 



370,272 476,064 



476,064 211,584 



899,232 687,648 



687,648 793,440 



476,064 899,232 



1,005,024 899,232 



Total Closterium Mougeotia 



Bacillariaceae rostratum sp. 



20,001,088 



14,397,312 



18,619,392 



20,374,560 



17,204,000 



21,749,856 



21,743,456 3,200 



24,761,728 3,200 



40,709,024 3,200 



51,741,888 3,200 317,376 



47,625,600 3,200 



5S,002,816 3,200 



59,463,008 3,200 



39,790,592 



31,801,600 



17,543,776 6,400 



21,127,904 



25,045,408 



16,675,040 3,200 



20,863,424 



20,387,360 3,200 105,792 



29 637,760 



32i809,824 158,688 



29,918,240 3,200 



27,263,840 3,200 3,200 



