Graph

Willet
(Tringa semipalmata)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Boreal Taiga Plains

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
19700.2050.1060.438
19710.2010.1040.427
19720.1990.1050.411
19730.1920.1050.386
19740.1930.1060.386
19750.1910.1050.373
19760.1890.1060.359
19770.1910.1110.353
19780.1860.1090.338
19790.1770.1020.319
19800.1810.1110.321
19810.1760.1070.308
19820.1730.1070.291
19830.1750.1120.304
19840.1730.110.293
19850.1690.1070.276
19860.1620.1010.259
19870.1620.1040.266
19880.1690.1130.308
19890.1520.0950.234
19900.1580.1070.248
19910.1520.1030.234
19920.1550.1030.237
19930.1440.0940.212
19940.1480.1010.222
19950.1510.1070.234
19960.1460.1020.229
19970.1410.0940.207
19980.1410.0960.216
19990.1510.1030.256
20000.1360.0910.206
20010.1390.0960.215
20020.1340.090.205
20030.1390.0950.219
20040.130.0840.204
20050.1250.0790.193
20060.1370.0880.24
20070.1240.0780.2
20080.1260.080.202
20090.1310.0830.225
20100.1260.0780.212
20110.1270.0770.218
20120.1210.0720.207
20130.1210.070.211
20140.1290.0740.274
20150.1210.070.218
20160.1150.0640.204

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