TABLE R-5. SOUTHERN SASKATCHEWAN--1979 WATERFOWL BREEDING GROUND SURVEY RESULTS. 

WATERFOWL BREEDING PAIR SURVEY WATERFOWL PRODUCTION SURVEY 
(NUMBERS IN THOUSANDS) (NUMBERS IN THOUSANDS) 
1979 % CHANGE 1969-1978 % CHANGE 1979 % CHANGE 1969-1978 % CHANGE 
FROM 1978 AVERAGE FROM AVERAGE FROM 1978 AVERAGE FROM AVERAGE 
MAY PONDS 2,952.0 +42 2,161.1 +37 JULY PONDS 1,036.4 +22 1,135.8 ~F 
DUCK BROOD INDEX 107.2 -18 149.5 -28 
AVG. BROOD SIZE 5.294 +12 5.042 +5 
BREEDING POPULATION ESTIMATES LATE=NESTING INDEXES 
DUCKS: 
DABBLERS: 
MALLARD 2,237.1 +17 2,584.8 -13 87.3 +58 70.0 +25 
BLACK DUCK «7 02 +250 0.0 N.C. 0.0 N.C. 
GADWALL 993.6 +21 614.1 +62 29.8 -9 30.7 =3 
AMERICAN WIGEON 812.8 +27 757.1 +7 13.8 +50 14.6 -5 
GREEN-WINGED TEAL 463.7 +53 336.5 +38 12.2 +130 9.2 +33 
BLUE-WINGED TEAL 1,482.8 +64 1,722.7 -14 34.1 +101 25.5 +34 
NORTHERN SHOVELER 692.4 +62 698.3 -1 10.0 +82 12.9 -22 
PINTAIL 1,580.0 +64 1,827.2 -14 16.2 N.C. 28.8 -44 
SUBTOTAL 8,263.1 +39 8,540.9 -3 203.4 +44 191.7 +6 
DIVERS: 
REDHEAD 227.9 +24 214.5 +6 8.9 +56 7-1 +25 
CANVASBACK 280.9 +118 216.1 +30 3.2 +7 4.8 -33 
SCAUP 796.5 +51 403.3 +97 42.4 +97 17.8 +138 
RING-NECKED 54.0 +4 30.8 +75 5.0 +35 2.0 +150 
AMERICAN GOLDENEYE 40.2 +154 21.3 +89 9 +80 4 +125 
BUFFLEHEAD 61.8 +6 41.0 +51 4.2 +163 2-2 +91 
SUBTOTAL 1,461.3 +51 927.0 +58 64.6 +79 34.3 +88 
MISCELLANEOUS: 
OLDSQUAW 0.0 N.C. 0.0 N.C. 0.0 N.C. 0.0 N.C. 
EIDER 0.0 N.C. 0.0 N.C. 0.0 N.C. 0.0 N.C. 
SCOTER 15.1 +372 4.1 +268 1.4 -53 -8 +75 
RUDDY DUCK 134.5 +98 96.9 +39 23.8 +69 17.1 +39 
MERGANSER 8.2 +100 2-3 +257 0.0 -100 ol sti 
SUBTOTAL 157.8 +109 103.3 +53 25.2 +43 18.0 
> +20 
TOTAL DUCKS 9,882.2 +41 9,571.2 +3 293.2 +50 244.0 
CcooTS 
AMERICAN COOT 1,309.1 +202 840.7 +56 
GRAND TOTAL 11,191.3 +50 10,411.9 +7 
Tt 
