1920] 



Allen: Plankton of the San Joaquin River 



179 



Table 1. — Organisms Per Cubic Meter in Plankton or 

 Stockton Channel in 1913 — (Continued) 



Anuraeopsis 



1913 egg, attached 



6/ 7 



6/11 



6/16 



6/18 



6/21 



6/25 



6/28 



7/ 3 



7/ 5 



7/ 9 



7/12 



7/16 



7/19 



7/23 



7/26 



7/30 



8/ 2 



8/ 6 



8/ 9 



8/13 6,400 



8/15 



8/20 



8/23 



8/27 



8/31 



9/ 2 



9/ 6 



9/ 9 



9/13 



9/17 



9/20 



9/24 6,400 



9/27 



10/ 1 52,896 



10/ 4 



10/ 8 6,400 



10/11 



10/15 



10/18 



10/22 6,400 



10/26 



10/29 6,400 

 11/1 6,400 



11/ 5 



11/ 8 



11/12 



11/15 



11/19 41,600 

 11/22 52,896 



11/26 



11/30 



12/ 3 



12/ 6 



12/10 



12/14 



12/17 



12/20 



12/24 



12/27 ;.. 



12/31 



Anuraeopsis 



6,400 



6,400 

 38,400 



6,400 

 12,800 



3,200 



19,200 

 6,400 



3,200 

 6,400 



105 J92 



.52!896 



6,400 



19,200 



12,800 

 105,792 



12,800 



6,400 



108,800 



158,688 



12,800 



.54,400 



1.58,688 



132,240 



6,400 



3,200 



Anuraeopsis 

 sp. 



6,400 



Asplanchna 

 brightwellii 



.38,400 

 7(),s(l() 

 25,600 

 25,600 

 32,000 

 6,400 

 12,800 



6,400 



51,200 



3,200 



6,400 

 19,200 



6,400 



57,600 



12,800 



105,792 



6,400 



Asplanchnopus 

 sp. 



44,800 



32,000 



19,200 



6,400 



6,400 



51,200 



38,400 



83,200 



158,688 



19,200 



44,800 



12,800 



6,400 



3,200 



19,200 



25,600 



44,800 



Brachionus 

 angularis 



1.58,688 



370,272 



264,480 



19,200 



3,200 



12,800 



3,200 



"158,688 



3,200 



52,896 

 105,792 

 370,272 

 317,376 



52,896 



3,200 

 19,200 

 22,400 

 79,344 

 16,000 

 3,200 

 3,200 



