Table IX. - Comparison of Ground and Aerial Pair Counts. 
Area I Area II* Area III Area IV 
% Seen % Seen .  £%Seen £% Seen 
Species Ground Air in Air Ground Air inAir Ground Air inAir Ground Air in Air 
Mallard 48 39 81.3 62 59 95.2 148 94 63.5 157 111 70.7 
Pintail 98 61 62.2 110 85 77.3 20 618 90.0 47 26 55.3 
Gadwall 0 0 - 8 3 37.5 9 4 44.4 15 4 26.7 
Baldpate 5 l 20.0 27 6 22.2 24 10 41.7 54 15 27.8 
Blue-winged Teal 2 3 150.0 21 24 119.0 68 46 67.6 69 51 73.9 
Green-winged Teal ] 0 00.0 3 0 00.0 31 4 12.9 24 9 37.5 
Shoveler 11 6 54.5 20 21 105.0 1 2 200.0 13 3° 23.1 
Redhead 0 1 - 0 0 - 15 2 13.3 13 4 30.8 
Canvas back 0 0 - 0 3 - 13 7 53.8 25 4 16.0 
Scaup 14 it 7.1 34 20 58.8 72 51 70.8 46 10 21.7 
Goldeneye 0 0 - 0 0 - 10 0 - 0 0 - 
Bufflehead 0 0 - 0 2 - 11 2 18.2 4 0 - 
Ruddy duck 0 0 - 3 0 - 9 7 77.7 5 0 - 
Ring-necked duck 0 0 - 0 0 - 4 0 0 0 - 
Cinn. Teal 0 0 - 0 0 - 3 0 - 0 0 - 
Unidentified 0 0 - 0 0 - 0 0 - 3 0 - 
Ra, nae, Pe sr en et 
Total 179 «#112 62.6 288 223 77.4 438 247 56.4 472 237 50.2 
* Data recorded for that portion of Area II used in 1953-1954. In 1955, area 
was doubled in size by using both sides of highway. 
cP 

