(to the amp.) 
  
    
PLATE 
   
   
    
    
     
      
   
Mirror 
  
  
   
  
(wave gauge) 
Tm 
e—— > 
UNIFORM 
FLOW 
  
  
  
dye 
(Bottom surface) 
     
  
      
   
    
      
  
T 
Ww 
CAMERA W 
E 
Fig. 12. Equipment for the model tests of small scale tidal vortices. M 
1 
C 
C 
(free surface) 1 
1 
Fi g. 13. vortex core C 
Il € 
Ili Succesive picture of 8 2 
| 8 L 
front of upward flow. 
upwelling 
vortex © 
(bottom surface) 
  
Fig. 14. 
  
  
  
Equipment for the model tests 
of large scale tidal vortices. 
  
  
  
13) wt ade NA AR CS 999 dks X FC str? gal 
Iw 1 res