218 



Vniversitij of Culifurn'ia I'liblii-iitiona in Zoitloiiij 



[Vol.22 



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 

 5/24 

 5/31 

 6/ 7 

 6/16 

 6/21 

 6/28 

 7/ 5 

 7/12 

 7/19 

 7/26 

 8/ 2 

 8/ 9 

 8/15 

 8/23 

 8/31 

 9/ 6 

 9/13 

 9/20 

 9/27 

 10/ 4 

 10/11 

 10/18 

 10/26 

 11/ 1 

 11/ 8 

 11/15 

 11/22 

 11/30 

 12/ 6 

 12/14 

 12/20 

 12/27 



Table 2. — Organisms I'eu Cuuic Metek in Plankton of 

 San Joaquin River in 1913 — (Continued) 



Total Protozoa 

 Acineta Podoplirya Splmerophrya Total without 



ap. sp. 8p. Suctoria Maatigophora 



3,200 



6,400 



105,792 



105,792 

 105,792 



3'206 



3,200 

 3,200 



19,200 



25,600 

 12,800 

 38,400 



25,600 



3,200 

 3,200 

 1,600 



3,200 



6,400 



19,200 

 105,792 



25,600 



12,800 



144,192 



25,600 

 105,792 



3,200 

 6,400 

 4,S0O 

 3,200 



1,600 



1,600 



SOO 



l.L'IKl 



6, 41)0 



298,928 



22,400 



261,184 



1.53,040 



571,.">0.S 



nO,.i!)2 



532,912 



435,968 



319,728 



221,184 



512,112 



307,680 



249,232 



6,400 



395,872 



538.560 



1,440.992 



1,122,768 



426,368 



370,272 



194,736 



370,272 



367,824 



1,907,4.56 



1,017,824 



1,811,264 



1,929,8.56 



1,724,672 



1,889,760 



2,974,976 



1,519,488 



1,519,488 



2,907,584 



2,683,200 



4,799,040 



2,.551,808 



1,307,904 



1,214,912 



819,040 



594,650 



2.179,,S40 



132,992 



11.200 



67.29t) 



Ki.OdO 



140,240 



19,200 



Total Protozoa 



with 

 MaHtiKophora 



400 



2,800 



2,264,904 



928,480 



1,628,880 



3,299,904 



3,050.928 



2,8,53,840 



923,984 



7,S8 644 



.3.sl,472 



1,326.3.52 



2.13.5.040 



4S6,416 



593,.S08 



6 19,. 504 



485,568 



515,312 



217,984 



527,264 



651,7.52 



2,446,016 



2,151,6.56 



990,528 



6.53, .856 



257,232 



1,084,368 



1,513,088 



7,.S92,608 



8,825,536 



4,.507,2()4 



4,959,222 



3.760,420 



5,534,688 



6,597,.504 



6,1.83,744 



7,011,088 



6,344,128 



7,5.85,232 



12,560,2.56 



8.511.760 



l().0.ss,610 



!),796..S64 



4,976,320 



4,032..896 



6.4f",1.024 



7,202.608 



4.457,664 



5..344.,S48 



3,012.624 



2,4.50,816 



815,840 



1913 



1/ 5 

 1/12 

 1/19 

 1/25 

 2/ 2 



Collotheca 

 egg, attached 



Collotheca 

 pelagiea 



Collotheca 

 sp. 



Total 

 Rhizota 



400 



Uotaria 

 neptunia 



400 

 2,400 



Rotaria 

 rotjitoria 



2,000 



4,400 



52,896 



26.448 

 107,392 



