PACIFIC FLYWAY 

Region Percent Change 
Northern Alberta - 50 
Northeastern British Columbia - 73 
Close Forest - Northwest Territories - 69 
Precambrian Forest and Forest Tundra - 27 
Slave River Parklands - 66 
Pre-Cambrian Edge - 67 
Forest Tundra - 38 
MacKenzie Delta - 18 
Upland Tundra No Change 
Old Crow Flats - 15 
Total Area - 41 
By species the changes from 1954 were as follows: 
Change in Change in Change in 
Status from Status from Status from Over-all 
1954 in NE 1954 in No. 1954 in NWT Change from 
Species B.C. Alberta* and Yukon 1954 
Mallard -98% ~ 35.0% -82% -53. 3% 
Pintail - 56. 8% -86% -78. 8% 
Baldpate - 8.3% -54% -38.0% 
Green-winged Teal -95% - 23.9% -70% -48.1% 
Blue -winged Teal** **136.5% **60, 1% 
Shoveler -89% - 55. 8% -97% -67.4% 
Gadwall** - 63.2% -63.2% 
Scaup -61% - 55.0% =60% -58. 6% 
Canvasback - 82.8% -10% -67. 9% 
Redhead** ** 11.9% **11.9% 
Ring-necked Duck -89% - 51.6% -92% -70.1% 
Bufflehead -54% - 36.0% -65% -44, 8% 
Golden-eye **446. 0% -15% **44.1% 
Ruddy Duck** - 36.2% -36. 3% 
© RESTORE ES DS: eee oe eee ee Bele NCR ae ee ae ee 
* Including Lake Claire 
*%* These species are not important numerically over the 
entire area; consequently these figures have 
little significance. : 
Conclusions - 
In view of the sharp reduction in breeding population it is estimated 
that the fall flight from Northern Alberta, Northeastern British Columbia and 
the Northwest Territories will be considerably reduced as compared to 1954. 
13 
