148 University of California I'ublications in Zooloyy [Vol. 22 



Table 1. — Organisms Per Cubic Meter in Plankton of 

 Stockton Channel in 1913 — (Continued) 



Surirclla Synedra Synedra Total CIost«rium Cloeterium 



1913 sp. radians ulna Bacillariaceac accrosum rostratum 



3/26 390,720 2,441,216 



3/29 12,800 105,792 2 567,808 



4/ 2 3,200 264,480 2,343,424 



4/ 5 370,272 3,209,808 



4/ 9 3,200 185,136 7,360,544 



4/13 62,896 79,344 4,706,048 



4/16 396,720 11,142,608 



4/19 158,688 11,613,872 



4/23 714,096 19,156,352 



4/26 3,200 132,240 19,654,816 



4/30 132,240 19,204,448 



5/ 3 6,400 581,8.56 21,622,416 



5/ 7 290,928 21,166,352 



5/11 1,600 132,240 34,420,048 



5/14 6,400 687,648 63,435,104 



5/17 211,584 2,010,048 49,6.30,352 



5/21 687,648 40,739,,520 



5/24 19,200 423,168 43,227,.536 



5/27 25,600 1,957,1.52 74,204,992 



5/31 3,200 1,110,816 75,971,4.56 3,200 



6/ 3 846,3.36 82,633,1.52 



6/ 7 1,375,296 73,280,160 



6/11 1,110,816 72,582,912 



6/16 6,400 899,232 55,9.39,872 



6/18 6,400 1,110,816 66,023,808 



6/21 476,064 51,797,984 



6/25 1,692,672 53,755,1.36 



6/28 3,200 2,8.56,384 74,338.080 6,400 



7/ 3 1,533,984 50,161,408 



7/ 5 423,168 20,001,088 



7/ 9 6,400 476,064 17,204,000 



7/12 423,168 24,761,728 



7/16 3,200 4,496,160 634,792 ,58,002,816 



7/19 634,752 317,376 31,801,600 



7/23 3,200 .581,856 528,960 16,675,040 



7/26 105,792 899,232 687,648 29,637,760 



7/30 0,400 423,168 528,960 23,495,424 6,400 3,200 



8/ 2 370,272 423,168 23,354,240 



8/ 6 634,7,52 423,168 18,1.59,328 6,400 105,792 



8/ 9 105,792 1,005,024 528,960 20,966,016 211,.5S4 



8/13 6,400 2,750,592 2,002,944 39,059,648 3,200 423.168 



8/15 6,400 740,544 1,005,024 21,613,568 6,400 19,200 



8/20 6,400 846,336 952,128 21,815.552 105,792 



8/23 740,544 1,375,296 31,96,5,184 6,400 



8/31 12,800 2,115,840 1,375,296 39,987,1)80 105,792 



9/ 2 6,400 1,481,088 1,322,400 29,588,064 211,584 



9/ 6 12,800 634,752 2,539,008 36,761,024 3,200 264,480 



9/ 9 687,648 1,057,920 27,590.816 3,200 



9/13 158,688 740,.544 1,53.3,984 25,372,384 0,400 



9/17 687,648 687,648 26,731,680 105,792 



9/20 952,128 846,336 27,194,944 10,5,792 



9/24 19,200 1,639,776 793,440 37,535,264 52,896 



9/27 52,896 1,322,400 423,168 30,41.5,200 6,400 



10/ 1 6,400 1,692,672 1,216,608 36,841,216 6,400 6,400 



10/ 4 52,890 1,375,290 1,375,296 22,379,712 



10/ 8 19,200 1,481,088 1,216,608 30,908,768 



10/11 12,800 1,692,672 1,375,296 33,574,464 6,400 



10/15 158,688 1,269,.504 2,803,488 35,802,496 52,896 



10/18 19,200 1,005,024 1,322,400 35,512,416 6,400 



10/22 1,269,504 846,330 37,370,176 6,400 



