Table 103 
BIOGEOGRAPHICAL DISTRIBUTION OF RING-NECKED DUCKS DURING THE 1958-59 SEASON 

Nove3-12, Dec.wl-12, Jan.7-13, Mar. }16; 
1958 1958 1959 1959 
Choptank River Section oO 0 12% 20% 
Central Choptank (0) (0) (72) (1) 
Lower Choptank (0) (0) ( 0) (19) 
Susquehanna Flats Section 16% _O- _O| O° 
Chester River Section 10% hoz _t% mt: 
Central Chester River (10) (37) (+) (4) 
Upper Eastern Shore Section _+% 0. Oe 31% 
Bay Shore Area (0) (0) (0) (31) 
Central Western Shore Section Oo 2a + _52 
Central Potomac Section _+% 184% _ _ 3b 
Lower Eastern Shore Section 0. -O- _1% 20% 
Lower Potomac Section nOs lg _2h 10% 
Upper Western Shore Section 11% _+% Or _3b 
Blackwater-Nanticoke Section _*% pals _*% oO, 
Coastal Section oO. _+% 104% _1% 
Lower Western Shore Section 0 O° 10% 0 
Eastern Bay Section _32 _i% 9. 1% 
Upper Potomac Section 0. _eh _O| _*% 
Patuxent River Section O° Or, 0. _% 
Total Populations 2,000 2,800 1,000 5,000 
163 
