Table 5. -- Nesting Success of Ducks and Coots in the Sandhills - 1950 





Nests Destroyed by Eggs Eggs 
Total Nests Nests Farm Unknown Total Per Eggs Left in 
Species Nests Hatched Deserted Mammal Bird Operations Cause* Eggs Nest Hatched Nest 
Mallard 10 2 0 3 4 0 1 102 10 15 3 
Pintail 1 0 0 0 0 0 1 3 3 0 0 
Blue-winged teal 19 4 6 ** 1 1 2 5 123 7 40 1] 
Shoveler 2 0 0 1 0 0 1 17 8 0 0 
Redhead 3 {0 1 0 1 0 1 12 4 0 2 
Ruddy 2 1 0 1 0 0 0 13 6 8 0 
Totals 37 7 t 6 2 9 270 63 16 
Coot 26 Le 0 0 0 0 1 208 8 110 1 
* Some of these nests were found to be empty and the eggs may have hatched, no trace remaining because of 
scavenging. Bull snakes are considered a likely predator accounting for some unknowns. 
** Included are three nests discovered before the start of egg laying. 
TdT 
