Table 4.14 — Average distribution of duck 



harvest witliin flyways in the United States 



1970-1977, by species 



(Percent) 





Flyway 



Species 



Alaska 



Pacific 



Central 



Mississippi 



Atlantic 



Mallard 



28 



30 



38 



39 



21 



Pintail 



25 



24 



7 



3 



2 



Wood duck 







1 



1 



11 



16 



American 













widgeon 



16 



11 



6 



4 



4 



All teal 



14 



16 



21 



18 



12 



Black duck 











1 



2 



15 



Gadwall 



1 



3 



9 



5 



1 



Shoveler 



5 



6 



3 



2 



1 



Canvasback 



1 



1 



1 



1 



1 



All scaup 



5 



1 



3 



6 



8 



Ring- 













necked 













duck 



1 



1 



1 



5 



7 



Redhead 



1 



1 



2 



1 



1 



Goldeneye 



2 



1 



1 



1 



1 



Others 



4 



5 



9 



4 



11 



Total 



100 



100 



100 



100 



100 



'Less than 1 percent- 

 Source: U.S. Department of the Interior, Fish and Wildlife Service, unpublished 

 file of Office of Ivligratory Bird Management, Washington, DC. 1978. 



Populations of most nongame bird species with forest habitats have 

 been relatively stable in recent decades. 



Table 4.15 — Relative population trends of selected nongame birds on forest land, by species 

 and section of the contiguous States, 1968-1977^ 



Species 



Contiguous 



Northeast 



North 



Southeast 



South 



Rocky 

 Mountains 



Pacific 





States 





Central 





Central 



Great Plains 



Coast 



Indigo bunting 



+++ 







+++ 



+++ 



.- 



++ 



2 



Horned lark 



++ 



-- 







— 







++ 



- 



Red-eyed vireo 



++ 



+++ 







++ 











-- 



Savannah sparrow 



++ 







+++ 







2 











Northern parula 



+ 



















2 



2 



Tufted titmouse 







+++ 



.. 















2 



Pine warbler 







++ 



+++ 











2 



2 



Warbling vireo 























+ + 







Pileated woodpecker 



















++ 



2 



- 



Black and white warbler 























2 



2 



Eastern wood pewee 















++ 



-- 







2 



Eastern kingbird 











+ 



- 



- 







- 



Loggerhead shrike 







2 



-- 











- 







Eastern meadowlark 



- 



— 



— 



-- 



+ 







2 



Chipping sparrow 



- 



-- 



+++ 



... 



... 







+ + 



Grasshopper sparrow 



-- 



-- 







— 







- 



2 



Dickcissel 



— 



2 



— 



— 



.- 



-- 



2 



Vesper sparrow 



... 



-- 



-- 



2 



2 











Brown thrasher 



... 



-- 











— 







2 



'Entry of zero means no significant trend. Entry of plus sign (minus sign) 

 means significant increase (decrease) in population. Increase in number of signs 

 indicates stronger evidence. See source for statistical meaning. 



^No data, or species is not resident in section. 



Source: D E. Capen and S P. Ahiefeld. Habitat associations and population 

 trends of nongame birds in forest ecosystems. School of Natural Resources. 

 University of Vermont. Burlington. Study progress report (mimeo.) 1979. 



130 



