TABLE E-19.~-Waterfowl breeding populations, by species and stratum, North Dakota, South Dakota, and 
western Minnesota, 1960 and 1961 ; 
[Index numbers, in thousands ] : 
Stratum Total 

Ducks: 
Dabblers: 
Pintail-------------~--.----- bu 
Mallard ------~---------------- 424 
American widgeon-----~------ es 
Shoveler-------------------- i 
Gadwal]l--------------------- y 
Blue-winged teal------------ ne 
Green-winged teal---+------- "0 
Subtotal-----------~------- e 
Divers: 
SCSup----- +--+ ----- 22 ------- -39 
Canvasback---------~+-+------- ia 
Redhead ---------~----+------~. ey 
Ring-necked duck------------ BF 
Ruddy duck------------------ Be 
Subtotal---~-----~--------. i 
Total ducks--~------------ = 
BOOUertanaee lar ressessrerer Taser ' 62 29 1 93 80 +16 
TABLE E-20, --Waterfowl breeding populations, North Dakota, South Dakota, and western Minnesota, 1958-61 
[Index numbers, in thousands ] 

Ducks; 
'  Dabblers: 
Pintail--------------.--- AK 
Mallard------------------ aes 
American widgeon--------- ; 
Shove ler--------+----+---.-- me 
Gadwall----~+------------- | a 
Blue-winged teal--------- 4c 
Green-winged teal Bs 
Subtotal-~--------.-----.- 636 
Divers: 
Scaup-------------+------- ed 
Canvasback-------+------- : 
Redhead ------------------ 5 
Ring-necked duck-----~--- 
Ruddy duck--------------- 2 
Subtotal------+~-~-----.-- Bh 
Total ducks------------- 5a 
COOt Sense sses siete ne sce tatn 30 ae 80 93 
