f- «p 



^ 



a) 27 July 1973 - pre-mining 



b) 2 August 1976 - post mining 



Figure 45. Increased braiding at Sagavan i rk tok River study site caused by 

 mining mid-channel gravel bars and a vegetated island in the active channel 

 (mining operation conducted during the winter of 1974-1975). 



157 



