190 



I'nivcrsitu of California Publications in Zoolofju [Vol. 22 



Table 1. — Organisms Per Cubic Meter in Plankton of 



Stockton Channel in 1913 — (Continued) 



1013 



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 



1913 

 1/ 5 

 1/ 8 

 1/12 

 1/15 

 1/19 

 1/22 

 1/26 

 1/29 

 2/ 2 

 2/ 5 

 2/ 8 

 2/12 

 2/15 

 2/19 

 2/23 



Polyarthra 



trinln OKK. 



iittached male 



28,800 

 6,400 



400 



Total 

 Rotifera 



315,564 



500,064 



321,068 



871,560 



949,892 



341,776 



1,906,456 



2,156,476 



1,990,776 



2,168,864 



2,951,752 



5,648,200 



1,525,692 



1,3()(),476 



5,062,344 



Synchaeta 

 sp. 



12,800 



6^400 



6,400 



C),40d 



Trichocerca 

 capucina 



52,896 



19,200 



l5^,(iss 



10r,,7'.t2 



H.HKI 



44,,S00 



6,400 

 105,792 

 105,792 

 52,896 

 132,240 

 r_',s(l() 

 79,344 

 79,344 

 52,896 

 33,060 

 92,568 

 39,672 

 79,344 

 39,672 

 33,060 

 79,344 



Bosmina 

 longirostris 



6,400 



Bosmina 

 sp. 



Trichocerca 

 iernia 



158,688 



105,792 



19,200 



105,792 



3,200 



12,800 



6,400 



6,400 



19,200 

 52,896 



6,400 

 105,792 



6,400 

 12,800 

 52,896 



52,896 



3,200 



Sida 

 sp. 



400 



Total 

 Ploiiiia 



2,551,808 



(),029,196 



G,0S2,S4S 



5,332.71)4 



9,2()5,40S 



6,716,096 



4,491,296 



2,6S(),4()0 



2,630,112 



2,551,808 



6,.597,504 



7,419,744 



2,736,096 



1,786,976 



2,S12,20() 



5,342,490 



4,699,648 



5,744,81)8 



10,444,416 



8,548,2,56 



7,.5S8,()32 



4,9.56,032 



5,9.S(),2i;ti 



2,430.224 



3,209,771) 



1,460,192 



400,576 



3.52,384 



451, 96S 



l,fll,S,136 



2,242„S!)6 



1,972,91)0 



955.600 



1,61.S,336 



1,121,S72 



853,088 



171,088 



1,048,696 



192,736 



3S4,(i96 



1.55.,S(i4 



306,952 



592,868 



Total 

 Cladocera 



400 



800 



Total Ploima 

 without eggs 



1,907,456 



3,966,2.52 



4.116,096 



3.31)9,152 



5,287,904 



4,864,736 



2,S35,.520 



1,625,280 



1,714,880 



1,170,112 



4.403,168 



5,3.53.600 



1,992,3.52 



1,0S0,12S 



2,0115,2.56 



3,4;)I,136 



3,21.S,560 



3,470,340 



7,105,.56S 



6,115,040 



5.347,200 



3,474,944 



3,963,S18 



1,.>S9.,S,SS 



2,0S6,1G0 



1,024,224 



288,384 



168,096 



247,632 



272,888 



802,848 



714,7,52 



496,672 



783,296 



475,168 



.535.712 



114,804 



723,508 



140,8,52 



239,232 



94,7.56 



167,300 



340,012 



Canthocamptus 

 sp. 



