P"iG. 25. — This photograph, taken i. Ui i,.t ...lwi;, ,,i i..v i.e., channel 

 ^'hich is being cut. shows the depth of the channel and one of the permanent 

 pooJp wliich lie in it. From this pool were taken three of the species of fish 

 mentioned on page 162. Location I, figure 16. 



Fig. 26. — This pool lies only a short distance above the outlet of the new 

 channel. Beside certain of the other fish mentioned small specimens of the 

 small mouth black bass, Micropterus dcJomieii, were found to be able to main- 

 tain themselves. Location J. figure 16. 



