Graph

Western Meadowlark
(Sturnella neglecta)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Lower Great Lakes / St. Lawrence Plain

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
19700.3760.1790.948
19710.3520.1760.867
19720.3330.1730.816
19730.3110.1620.739
19740.2830.150.648
19750.2470.1250.55
19760.2420.130.535
19770.2250.1240.496
19780.2070.1140.441
19790.1930.1090.405
19800.1750.0980.353
19810.160.0880.325
19820.1550.0890.313
19830.1450.0840.289
19840.1410.0840.305
19850.120.0670.231
19860.1130.0660.22
19870.1070.0630.205
19880.10.060.193
19890.0890.050.163
19900.0840.050.155
19910.0760.0430.138
19920.0720.0420.133
19930.0660.0380.118
19940.0620.0350.115
19950.0570.0310.102
19960.0530.030.099
19970.0490.0270.089
19980.0460.0250.086
19990.0440.0250.077
20000.040.0220.076
20010.0370.020.07
20020.0340.0170.064
20030.0310.0160.06
20040.0290.0140.057
20050.0270.0130.054
20060.0260.0130.053
20070.0240.0110.049
20080.0220.010.046
20090.0210.010.045
20100.0180.0080.039
20110.0170.0080.038
20120.0160.0070.035
20130.0150.0060.033
20140.0140.0060.031
20150.0120.0050.03
20160.0120.0050.028

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