



114 
Table VIII. - Summary of Brood and Potential Later Brood Information, July, 1955, 


Observed 
Avg. No.f/ —<CSti‘;C;C;COS” 
No. Brd.(Class Computed for Stratum 
Stratum Broods IL & III) Total Yng. PLB Total Young PLB 
Ontario G 51 6.7 341.7 49 123, 729 17, 743 
Manitoba G 54 6.2 334.8 87 58,958 29,128 
Manitoba D 53 7.6 402.8 142 29,525 10,408 
Sask. C South 70 4,6 322.90 74 45,820 10,530 
Sask. C North 19 7.9 133.90 22 80, 066 13, 244 
Total 247 6.2 1534,3 374 338,098 81,053 
Table VIII-A.- Summary of Brood and Potential Later Brood Information, 

July, 1954, 
Observed 
Sa AVES NOs oo ° el 8 on 
No. Brd. (Class Computed for Stratum 
Stratum Broods 1I & III) Total Yng. PLB Total Young PLB 
Ontario CG - Not sampled in 1954 
Manitoba © 15 6.3 95 19 17,337 3,467 
Manitoba D 29 7.9 189 58 6,124 1,879 
Sask. C 22 7.2 144 52 49,565 17, 898 
Sask. E 17 6.0 102 48 13,097 6,163 
Total 83 6.4 530 177 86,123 29,407 
Table VIIL-B. - Gornparison of Young and Potential Later Brood, 1954-1955, 
No, Young No. PLB 
Stratum 1954 1955 1954° 1955 
Ontario G - 123, 729* - 17, 743* 
Manitoba G 17,337 .58,958 3,467 29,128 
Manitoba D 6,124 29,525 1,879 10,408 
Northern Sask. 62,662 125, 886 24,061 23, 774 
Total 86,123 214, 369 29,407 63,310 
Increase in Young observed (Manitoba and Saskatchewan only) - 148.9% 
Increase in PLB observed (Manitoba and Saskatchewan only) - 115.3% 
* Not included in total, 
