Graph

Sora
(Porzana carolina)

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
19700.0460.0210.108
19710.0430.0170.092
19720.0430.0170.091
19730.0470.0220.106
19740.0470.0220.104
19750.0430.0180.086
19760.0450.020.088
19770.0450.020.088
19780.0450.0190.086
19790.0450.020.088
19800.0480.0240.094
19810.0450.0190.084
19820.0470.0220.085
19830.0510.0270.102
19840.0470.020.084
19850.0490.0240.09
19860.0490.0240.09
19870.050.0260.093
19880.0530.0290.103
19890.0550.0310.118
19900.050.0250.088
19910.050.0250.088
19920.050.0250.088
19930.0580.0350.138
19940.0520.0270.09
19950.0520.0260.091
19960.0560.0330.11
19970.0530.0280.094
19980.0590.0350.125
19990.0520.0240.09
20000.0580.0330.114
20010.0530.0260.094
20020.0530.0250.095
20030.0560.030.105
20040.0560.0290.108
20050.0540.0250.1
20060.0540.0240.098
20070.0610.0330.124
20080.0620.0320.125
20090.060.030.117
20100.0580.0270.112
20110.0580.0280.116
20120.0560.0240.111

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