39 
Table B-14. California--Estimated total nesting pairs and fall population indices for 
the North San Joaquin Valley (Grasslands), 1976-1979. 
Estimated total nesting pairs ___ Fall population indices 
Species 1976 1977 1978 1979 1976 1977 1978 1979 
Dabblers 
Mallard 1,470 1,590 2,230 #£421,740 4,580 5,170 7,240 5,650 
Gadwal 1 710 840 900 1,080 2,230 2,650 25820 3,380 
Cinnamon teal 820 890 ~=1,400 1,600 2,550 2,/90 4,390 5,030 
Northern shoveler 120 180 190 160 360 570 570 510 
Pintail 120 140 320 270 350 430 1,000 830 
Subtotal 3,240 3,640 5,040 4,850 10,070 11,610 16,020 #£«215,400 
Divers 
Canvasback 10 20 
Redhead 80 20 60 80 240 60 180 220 
Ruddy duck 140 40 290 410 390 100 800 1,260 
Subtotal 220 60 350 500 630 160 980 1,500 
Miscellaneous 10 10 
Total ducks 3,460 3,700 5,400 5,350 10,700 11,770 $17,010 £16,900 
Coot 2,890 5,500 1,540 930 153730) +29;960 8,390 5,070 
