Graph

Western Wood-Pewee
(Contopus sordidulus)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Prairie Potholes

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
19700.3170.1580.598
19710.4660.2730.834
19720.2460.1390.409
19730.2580.150.422
19740.2320.1310.391
19750.2170.1190.364
19760.2620.1410.439
19770.3140.1940.498
19780.310.1870.511
19790.2670.1620.42
19800.2860.1840.438
19810.3210.2080.494
19820.320.2030.523
19830.2340.1440.356
19840.3950.2640.614
19850.2540.1630.378
19860.2230.140.34
19870.3120.2130.46
19880.340.2330.509
19890.3380.2390.488
19900.3750.2680.543
19910.2550.1740.39
19920.250.1710.362
19930.280.2010.394
19940.2590.190.356
19950.2620.1950.351
19960.2710.2020.37
19970.2440.1810.329
19980.2850.2130.387
19990.2240.1610.312
20000.2540.1850.354
20010.280.2060.384
20020.2610.1930.358
20030.1680.1150.235
20040.1860.1280.266
20050.2010.1410.303
20060.1620.1080.237
20070.1530.1030.218
20080.1680.1170.236
20090.1440.10.204
20100.1670.1170.234
20110.1820.1290.255
20120.1730.120.25
20130.1770.1250.251
20140.1690.110.249
20150.2180.1490.323
20160.1670.1070.255

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