Graph

Pileated Woodpecker
(Dryocopus pileatus)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Northern Pacific Rainforest

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
19700.5090.2670.848
19710.5550.3190.958
19720.5670.3270.99
19730.5190.3040.801
19740.5710.3810.868
19750.4960.2720.75
19760.5370.3320.823
19770.6080.4030.977
19780.5360.3180.814
19790.6110.4091.01
19800.5350.330.82
19810.5430.3420.811
19820.5480.3480.825
19830.5390.3250.817
19840.6060.4150.988
19850.5260.3110.756
19860.540.3430.811
19870.5060.2940.719
19880.5950.4140.911
19890.5490.3450.825
19900.5540.3620.823
19910.5420.3570.756
19920.5020.3030.714
19930.5920.4220.915
19940.5850.4140.877
19950.6030.4330.928
19960.590.4150.885
19970.4950.2770.701
19980.5780.4010.886
19990.5380.3440.788
20000.5720.3840.855
20010.5350.340.776
20020.5580.3580.834
20030.810.5081.49
20040.5050.3020.723
20050.5320.3320.751
20060.6160.4270.983
20070.520.3320.766
20080.5220.3310.767
20090.520.3120.779
20100.5260.3240.794
20110.5540.3610.876
20120.5130.3160.769
20130.5580.3620.871
20140.5160.3190.776
20150.5640.3680.878
20160.5720.3660.877

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