Graph

Pileated Woodpecker
(Dryocopus pileatus)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Atlantic Northern Forest

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
19700.1350.0930.204
19710.1330.0910.203
19720.1310.0860.2
19730.1640.1130.249
19740.1560.1060.23
19750.1720.1210.251
19760.1760.1210.26
19770.1760.120.253
19780.1910.140.274
19790.1830.1280.266
19800.2170.1570.31
19810.2450.1740.382
19820.2250.1640.315
19830.2350.1680.321
19840.2480.1830.34
19850.2560.1880.357
19860.3380.2290.534
19870.3290.2470.468
19880.3450.2570.494
19890.2850.2110.376
19900.3190.2340.43
19910.3520.2710.475
19920.3190.2370.417
19930.4280.3230.604
19940.3970.3040.533
19950.480.3680.669
19960.540.4110.744
19970.4390.3310.591
19980.4540.3420.588
19990.4840.3660.638
20000.4250.3010.558
20010.580.4490.766
20020.5730.4460.752
20030.5710.430.768
20040.6130.4710.806
20050.6150.4750.809
20060.670.5010.897
20070.7130.5460.94
20080.6490.4780.861
20090.7530.5720.98
20100.7580.5670.989
20110.780.5881.01
20120.8340.6161.11
20130.8950.6731.18
20141.050.81.37
20150.8490.6281.15
20161.311.76

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