Table 15-7. Average Number of Broods of Ducks Per Acre Per Year in Different 

 Wetland Types for Each Wildlife Management Unit (6 to 8) from 

 1956 to 1965 and 1966 to 1976. 



Wetland Type' 



Wildlife Mgt. Unit 



Units 

 6-8 

 Combined 



All units 



d-8) 

 Statewide 



1956 to 1965 



Average 



0.37 



0.50 



0.58 



0.46 



0.21 



1966 to 1976 



2 Fresh meadows 



3 Shallow fresh marsh 



4 Deep fresh marsh 



5 Open water 



6 Shrub swamp 



7 Wooded swamp 



8 Bog 



0.42 



0.90 



0.20 



Average 



0.28 



0.59 



0.81 



0.43 



0.13 



Wetland types after Shaw and Fredine (1956) and McC'all (1972); see 

 table 15-9 for National Wetland Inventory equivalents. 



15-26 



