002 
Table I.~ Summary, Breeding Ground Surveys in Colorado, 1954, 




Ducks 
Sa ee a SS 
Total Square in Sample Total Estimated Total Estimated Total Estimated 
Miles of Wtfl. No. Breeding Pairs Broods Young Produced 
Area Habitat Miles Percent 1952. ~=«1953"—S—=«*C'95 1952 1953-1954 19520-1953" 1954 
a ee I ne a ee a ee a ee ee a a ee 
San Luis Valley 1494 149.5 9% 1/ 1/ 6744 - -  22932/  .. A Token 
North Park 611 55.0 9.0 ~ 5676 3808 “ 3736 1625 - 22,86410,075 
South Platte 
Valley 1422 129.0 9.0 3/ ~ 2188 - 1187 705 - 7,953 3,912 
Cache la Poudre 7 
Valley 343 36.0 10.5 1029 1619 1320 781 800 877 4851 4,821 4, 867 
Yampa Valley 220 22.0 10.0 1790 1500 1540 1360 1030 1030 8670 6,690 6, 880 
Brown's Park 15 15.0 100.0 291 372 217 200 56 21 1422 407 182 
White River ; 
Plateau 360 18,0 5.0 580 480 - 440 380 340 2440 2,180 2,152 
South Park 4/ - - - 431 195 - & 2 2/ _ . 
Geese 
Yampa Valley 220 22.0 10.0 120 130 110 40 90 5/ 140 540 - 
Brown's Park 15 15.0 100.0 21 12 8 18 9 5/ 109 51 - 
Goose Totals and 
Averages 235 37.0 16.4 141 142 118 58 99 - 249 591 - 
1/ Permanent sample not set up in San Luis Valley prior to 1954. 
2/ Total broods and young estimated from nesting study conducted on Mt. Vista Natl. Wildlife Refuge by Bio. 
Fleetwood, and reported in a letter by Refuge Manager C. R. Bryant. 
3/ No sample breeding pair counts made --~ only trend counts along the South Platte River. 
4/ Total square miles of waterfowl] habitat not known for this area. 
5/ Duck brood counts made too late for a good count of goose broods. 

