19201 



Allen: Plankton of the San Jotiquin River 



145 



Table 1. — Organisms Per Cubic Meter in Plankton of 

 Stockton Channel in 1913 — (Continued) 



1913 



8/ 2 



8/ 6 



8/ 9 



8/13 



8/15 



8/20 



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 



10/18 



10/22 



10/26 



10/29 



11/ 1 



11/ 5 



11/ 8 



11/12 



11/15 



11/19 



11/22 



11/26 



11/30 



12/ 3 



12/ 6 



12/10 



12/14 



12/17 



12/20 



12/24 



12/27 



12/31 



Navicula 

 dubia 



6,400 



3;2d6 



3,200 



3,200 



52,896 



800 



Navicula 

 gracilis 



264,480 



158,688 



264,480 



2,539.008 



952,128 



1,269,504 



1,110,816 



793,440 



1,322,400 



1,163,712 



846,336 



846,336 



476,064 



370,272 



846,336 



899,232 



476,064 



528,960 



52,896 



264,480 

 158,688 

 158,688 

 52,896 

 158,688 

 105,792 



52,896 



"79,344 



105,792 



79,344 



105,792 



105,792 

 19,836 



46,284 

 39,672 

 46,284 

 46,284 

 66,120 

 92,568 



Navicula 

 sp. 



Navicula 

 viridis 



52,896 



Nitzschia 

 acicularis 



3,385,344 



3,702,720 



3,279,552 



6,453,312 



1,586,880 



634,752 



1,005,024 



2,.539,008 



4,760,640 



5,236,704 



3,596,928 



2,115,840 



1,904,256 



2,010,048 



2,750,592 



3,332,448 



2,750,592 



3,120,864 



1,533,984 



1,745,568 



1,904,256 



2,062,944 



2,221,632 



2,062,944 



1,163,712 



1,745,568 



1,322,400 



1,005,024 



1,322,400 



3,173,760 



1,851,360 



3,200 1,719,120 



2,062,944 



2,036,496 



2,062,944 



1,163,712 



3,200 1,666,224 



568,632 



416,556 



310,764 



138,852 



119,016 



145,464 



400 79,344 



Nitzschia 

 angularis 



3,200 



1913 



1/ 5 

 1/ 8 

 1/12 

 1/15 

 1/19 

 1/22 

 1/26 

 1/29 

 2/ 2 

 2/ 5 

 2/ 8 



Nitzschia 

 sigma 



19,836 



Nitzschia 

 sigmoidea 



Nitzschia 

 vermicularis 



400 

 "460 



Pleurostauron Stauroneis Stephonodiscus 



parvulum phoenicenteron sp. 



6,612 



800 



400 



26,448 



39,672 



26,448 800 



26,448 



26,448 



400 



46,284 800 



26,448 



400 



