Graph

White-breasted Nuthatch
(Sitta carolinensis)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Canada

Graph showing the trend of the species through out the observed years
 
Listing of the threshold values that appear on the graph
Population below lowest acceptable levelGoal
0.123 0.275
Listing of the individual data points that make up the graph
YearAnnual IndexLower limitUpper limit
19700.1080.0820.154
19710.1180.090.16
19720.1110.0840.151
19730.1170.0910.156
19740.1310.0990.18
19750.1290.10.175
19760.1360.1050.184
19770.1520.1160.211
19780.1210.0940.16
19790.1420.1110.194
19800.1380.110.18
19810.140.1110.182
19820.1310.1040.172
19830.1340.1050.171
19840.1530.1220.197
19850.1460.1160.195
19860.140.1120.182
19870.1850.1440.259
19880.1770.1420.236
19890.1840.1420.261
19900.1830.1470.237
19910.170.1360.223
19920.1850.1530.231
19930.170.140.208
19940.1750.1430.226
19950.1890.1530.317
19960.1790.1490.218
19970.2070.1720.251
19980.1920.1590.237
19990.2350.1940.289
20000.1810.1490.223
20010.2050.1690.251
20020.2130.1760.267
20030.2090.1740.259
20040.2570.2120.321
20050.2490.2060.307
20060.2240.1870.281
20070.2840.2360.368
20080.2380.1980.301
20090.2890.2380.364
20100.2740.2280.345
20110.2540.2090.318
20120.3270.270.407
20130.2380.1940.297
20140.2510.2020.322
20150.2730.2210.355
20160.3390.2750.42

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