Table II. - Comparative Numbers of Water Areas as Determined from Aerial Transects, 1953-1954, 
Water Area 
Approximate Per Square 
Area Per Mile 
Total 
Percentage ' Calculated 
Potholes Reservoirs Other Water Areas 
Percent 
Square Mile 1953 1954 1953. 1954 1953 1954 1953 1954 1953 1954 Change 
41.3 51.9 11.6 14.4 47.1 33.7 13,385 15,919 
Eastern Highline 7,920 1.69 2.01 
Central Highline 9,468 2.53 4.36 55.1 72.4 27.2 15.5 17.7 12.1 23,954 41,280 
Western Highline 7,020 2.31 1.70 55.6 43.4 25.3 29.6 19.1 27.0 16,216 11,934 
+ 18.9 
+ 72.3 
- 26.4 

£81 
