cean 
irrents 
  
  
and 
f eastern 
      
    
(cC) Oct.4, 1990 — Band 4 (d) Nov.5, 1991 — Band 4 
  
  
+» (e) Feb.5, 1980 — Band 5 (£) Peb. 22,1890" +— Band 5 
Time Photo3 Feature Variations of bay current in Akkeshi Bay (Indicated 
Date with T in Photo 1) and water pattern in Lake Akkeshi (Indi- 
cated with S in Photo 1 also) 
t sites 
    
Photo 5 Landsat MSS band-5 & 
-7 imagery of site Y in 
Photo 1l — sites l through.5 
ckeshi (Indi- are flooded area reconized. 
— Band 4 
Photo 4 Landsat MSS band-5 imagery 
ay (Indicated of site x in Photo 1