172 



Vmversity of California Publications in Zoology [Vol. 



1913 



Table 1. — Organisms Per Cubic Meter in Plankton of 

 Stockton Channel in 1913 — (Continued) 



Prorodon 

 sp. 



8/ 2 



8/ 6 



8/ 9 



8/13 



8/15 



8/20 3,200 



8/23 



8/27 



8/31 



9/ 2 



9/ 6 



9/ 9 



9/13 



9/17 



9/20 



9/24 



9/27 



10/ 1 



10/ 4 



10/ 8 



10/11 



10/15 52,896 



10/18 



10/22 52,896 



10/26 



10/29 6,400 



11/ 1 



11/5 6,400 



11/ S 12,800 



11/12 



11/15 



11/19 52,896 



11/22 6,400 



11/26 12,800 



11/30 3,200 



12/ 3 132,240 



12/ 6 9,600 



12/10 



12/14 



12/17 1,600 



12/20 33,060 



12/24 



12/27 



12/31 



Stcntor 

 coerulcus 



6,400 



6,400 



19,200 



3,200 



2,400 



800 



32,672 



165,300 



2,400 



46,284 



66,120 



Stentor 

 niger 



6,400 



9,600 



6,400 

 3,200 



22,400 



10,200 



Iti.ddO 



800 



39,672 



79,344 



158,688 



7,200 



400 



39,672 



Tintinnidiiim 

 fluviatile 



3,200 



6,400 

 317,376 



3,200 

 12,800 



3,200 

 12,800 



6,400 



264,480 



25,600 



211,584 



6i400 



158,688 



211,584 



12,800 



6,400 



158,688 



6,400 

 105,792 



"158,688 



3,200 

 800 



Trachelius 

 ovum 



Trichodina 

 pcdiculua 



16,000 



9^600 

 3,200 



800 

 800 



1913 



Vorticella 

 longifilum 



1/ 5 

 1/ 8 

 1/12 

 1/15 

 1/19 

 1/22 

 1/26 

 1/29 

 2/ 2 

 2/ 5 

 2/ 8 

 2/12 



Vorticella 

 sp. 



Total 

 Ciliata 



Acineta 

 sp. 



7,412 



1,600 



4,000 



63,108 



132,040 



250,832 



899,632 



391,308 



53,484 



103,180 



85,272 



284,104 



Podophrya 

 sp. 



Sphaerophrya 

 sp. 



