174 



University of California Publications in Zoology [Vol. 22 



Table 1. — Organisms Per Cubic Meter in Plankton op 

 Stockton Channel in 1913 — (Continued) 



1913 



Yorticella 

 longifilum 



Vorticella 



9/13 952,128 



9/17 1,005,024 



9/20 423.16S 



9/24 52,896 581,856 



9/27 52.S96 317,376 



10/ 1 ■. 1,322,400 



10/ 4 6S7.648 



10/ 8 6,400 528,960 



10/11 528,960 



10/15 687,648 



10/18 423.168 



10/22 52,896 1,692,672 



10/26 211,584 634,752 



10/29 105,792 1,481,088 



11/ 1 317,376 



11/ 5 158,688 



11/ 8 



11/12 290,928 



11/15 



11/19 79,344 211,584 



11/22 9,600 211,584 



11/26 6,400 79,344 



11/30 158,688 79,344 



12/ 3 52,896 52,896 



12/ 6 22,400 105,792 



12/10 39,672 13,224 



12/14 125,628 72,732 



12/17 13,224 26,448 



12/20 46.284 39,672 



12/24 52,896 19,836 



12/27 52,896 33,060 



12/31 85,956 52,896 



Total Acineta 

 Ciliata sp. 



1,242,208 



1,222,008 



793,440 



1,064,320 



793,440 



1,851,360 



912,032 

 1,024,224 



1,005,024 



852,736 



694,048 



2,274,528 



899,242 



2,095,744 



895,840 



360,480 



318,296 



1,646,080 



315,680 6,400 



839,088 ........ 



419,872 



242,736 



559,360 



470,320 



209,792 



113,792 800 



470,618 



447,992 



721,108 



141,392 



297,328 



350,436 



Podophrya Sphaerophrya 



3,200 

 800 



soo 



sun 



Total Protozoa Total Protozoa 



1913 Suctoria Mastigophora 



1/ 5 20,636 



1/ 8 1,600 



1/12 4.800 



1/15 63,108 



1/19 132,440 



1/22 251,232 



1/26 899,632 



1/29 391,308 



2/ 2 53,484 



2/ 5 103,980 



2/ 8 85,272 



2/12 284,104 



2/15 650,752 



2/19 282,456 



2/23 412,720 



2/26 484,720 



3/ 1 785,344 



3/ 5 302,128 



3/ 8 460,816 



3/12 1,538,782 



3/15 251,488 



3/19 S9.5.184 



3/23 780,544 



Collotheca 



Mastigophora egg, attached 



20,636 



2,000 



5,600 



1,042,084 



1,133,652 



352,012 



1,172,324 



685,836 



82,732 



277,492 



623,032 



537,760 



972,928 



1,844,016 



802,616 



1,239,664 



1,279,008 



391,072 



521,712 



1,599,67S 



432,576 



952,880 



894,336 



Collotheca 

 pelagica 



