TABLE le--CHANGES IN MOURNING DOVE BREECING DENSITY INDEXES ON 
20-STOP CALL-CCUNT SURVEY ROUTES, 1970-71--CONTINUED 
WESTERN MANAGEMENT UNIT 
ee ee ca cs ec ee ce ee en ce a i ee ee ee ee ee = 

UMBE : ROUTE J) PERCENT 
ae iS. BOUTS 5 se DT cp Aad meio a ——_ CHANGE 278 
HUNTING STATES 
ARIZ. 42 22-9 162% —-28.4% *€** 
CALIF. 48 14.8 15.1 2el 
IDAHO 13 15.1 15.7 329 
NEVe 16 6-0 304 -~42.7 
OREG. 198 6-7 Te7 15.1 
UTAH 14 10.5 18.5 16.3 %* 
Pe eh 8 1 
Te SN I cg gts stn Sh hg 8 Sh ig 
UNITED STATES SUMMARY 
ee ee ee ee ee Se eae ee 

as Se ee ee ee — ES ae ee ee 
CCMPARABLE MEAN NUMBER OF COVES MEARD/ROUTE 1/ PERCENT 
eS RC a ee 1971» ._._ CHANGE Se 
NONHUNT 151 17.6 19.3 9.6 
AOTAL 20 wa OB ie ODT Be 
1/ INDEXES OBTAINED FROM COMPARABLE, RANDOMIZED ROUTE DATA ADJUSTED 
FOR VARIATION IN THE LAND AREA OF EACH PHYSTIOGRAPHIC REGION. 
2/ CALCULATICNS PERFCRMEC USING THREE SIGNIFICANT POSITIONS. THE 
NUMBER OF ASTERISKS REPRESENT THE STATISTICAL SIGNIFICANCE LEVEL: 
* 90 PERCENT; ** 95 PERCENT; *** 99 PERCENT. 
3/ STATE DATA NOT REPRESENTED IN MANAGEMENT UNIT MEANS. 
30 

