three depths » The correspondence -within the paired hauls was satisf s.c- 

 toryc Table 3 indicates that the coefficient of variation increased 

 •with depth — signifying t?iat, in relation to the meansj, the ■variation 

 among samples increased with greater depth. 



Tahle 1. Analysis of va.riance of zooplankton volumes collected 

 on ciniiss 9, John R, lfe.nningg showing differences be- 

 tween day and nignt samples at two localities north- 

 west of OahUo 



** Indicates a highly significant mean square value. 



12 



