Graph

Chestnut-backed Chickadee
(Poecile rufescens)

Breeding Bird Survey (BBS) - Canadian analysis

Additional information on: Breeding Bird Survey (BBS) - Canadian analysis

Geographic area or population: Northern Rockies

Graph showing the trend of the species through out the observed years
 
Listing of the individual data points that make up the graph
YearAnnual IndexLower limitUpper limit
19700.2920.0980.742
19710.3230.1270.877
19720.4020.1771.48
19730.2880.1010.717
19740.3380.1380.926
19750.2590.0850.597
19760.2490.0780.549
19770.2460.0760.555
19780.3440.1660.792
19790.370.1920.936
19800.2760.1120.604
19810.2890.1270.623
19820.2270.0830.461
19830.2570.1080.484
19840.3080.1420.675
19850.3070.1310.748
19860.3190.1560.709
19870.3170.1390.788
19880.5660.2411.66
19890.2860.1250.572
19900.2470.0940.505
19910.3350.1740.77
19920.280.1180.58
19930.3010.160.644
19940.2160.0860.412
19950.270.130.534
19960.2190.080.426
19970.2810.1310.654
19980.3120.1630.685
19990.2450.1110.474
20000.2770.1370.572
20010.270.1390.519
20020.3680.2050.769
20030.2820.1470.593
20040.2810.1470.576
20050.3030.1680.615
20060.3240.1810.715
20070.2380.1040.474
20080.210.0680.439
20090.2460.1050.501
20100.260.1160.539
20110.2750.1230.697
20120.2760.1180.684
20130.2450.0940.61
20140.2330.090.556
20150.3090.1510.787
20160.2730.1140.648

Notes on numeric data: Ex represents 10 to the power of x; For example 1.2345E-2 is equivalent to 0.012345