1920] 



Allen: Plankton of the San Joaquin River 



243 



Table 3. — Organisms Per Cubic Meter in Plankton of 

 Smith's Canal in 1913 — (Continued) 



Total 



Staurastrum Total Chlorophyll 



1913 sp. Conjugatae bearing 



7/ 5 108,992 19,267,600 



7/12 383,072 33,831,696 



7/19 211,584 435,968 36,948,320 



7/26 105,792 652,952 58,738,174 



8/ 2 317,376 694,048 62,336,096 



8/ 9 105,792 1,789,368 111,133,112 



8/15 115,392 161,112,670 



8/23 317,376 4,508,960 138,246,256 



8/31 4,917,632 147,390,462 



9/ 6 528,960 830,144 247,981,772 



9/13 859,136 114,001,764 



9/20 3,199,362 177,590,200 



9/27 105,792 423,16s 125,264,912 



10/ 4 488,960 101,844,780 



10/11 554,560 104,095,392 



10/18 211,594 237,184 65,078,784 



10/26 330,176 70,077.512 



11/ 1 19,200 38,316,112 



11/ 8 22,222,336 



11/15 214,784 11,703,204 



11/22 62,496 16,219,536 



11/30 14,000 11,S08,016 



12/ 6 9,600 16,429,664 



12/14 11,200 10,081,776 



12/20 6,232,912 



12/27 6,400 7,511,136 



17 

 31, 

 28. 

 53, 

 59, 

 11)7 

 1 52 

 133 

 142 

 211 

 108 

 17:; 



Total Ceratium 



Algae hirundinclla 



929,200 



896,192 



391.S0S 6,400 



684,254 



10,588 



045,816 

 120,350 



585,008 



921,598 



201,676 



584,1X4 12, sill) 



768,894 



058,304 



9S7,N08 



591.454 



222, 100 



147,656 52,896 

 276,816 



137,920 



382,224 



168,016 



861,712 

 715,968 



210,608 



912,512 



883,184 



105,792 

 105,792 



Chlamyd 



Chromulii 



1913 

 1/H 



1/19 1,005. 



1/25 1,500 



2/ 2 952 



2/ 8 52,896 3,782 



2/15 3,253 



2/23 5,527, 



3/ 1 846. 



3/ 8 105. 



3/15 396. 



3/23 1,322! 



3/29 634. 



4/ 5 79, 



4/13 158! 



4/19 185, 



4/26 238, 



5/ 3 290, 



5/10 105 



5/17 105: 



5/24 1,600 1 



5/31 



6/ 7 52, 



6/16 79, 



6/21 105: 



6/28 lj 



7/ 5 793, 



7/12 l,40l! 



7/19 2,486, 



7/26 3,702, 



Crypt, 



024 

 924 

 128 

 064 

 104 

 632 

 336 

 792 

 720 

 400 

 752 

 344 

 688 

 136 

 032 

 928 

 792 

 792 

 600 



896 

 344 

 792 

 600 

 440 

 744 

 112 

 720 



3,200 



1,600 



52,896 

 105,792 



52J896 

 52,896 



105,792 

 16,000 



1,600 



1,600 



Eudorina Euglena 



elegans viridis 



1,200 



8,000 



3,200 



105,792 52,896 



16,000 



9,600 3,200 



32,000 6,400 



44,800 



35,200 



60,800 



211,584 



264,480 



3,200 



32,000 3,200 



3,200 



12,800 1,600 



6,400 1,600 



49,000 



3,200 



3,200 



28,800 



22,400 3,200 



79,344 



16,000 



6,400 52,896 



1S5.136 79,344 



51,200 3,200 



105,792 158,688 



