Graph

Sora
(Porzana carolina)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Boreal Hardwood Transition

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
19700.0920.0420.19
19710.090.0440.183
19720.0930.0460.199
19730.0870.0430.177
19740.0840.0420.168
19750.0770.0360.149
19760.0750.0350.144
19770.0730.0350.135
19780.0730.0370.142
19790.0710.0370.135
19800.0650.0310.117
19810.0680.0370.127
19820.0630.0320.112
19830.0650.0360.126
19840.0610.0330.11
19850.0560.0260.098
19860.0540.0260.093
19870.0560.0320.103
19880.0550.0310.102
19890.0540.0310.108
19900.0480.0230.084
19910.0470.0240.083
19920.050.0290.097
19930.0460.0250.084
19940.0440.0240.081
19950.0410.0190.072
19960.0420.0220.076
19970.0390.0190.07
19980.0380.0190.069
19990.0360.0180.066
20000.0350.0160.065
20010.0340.0160.062
20020.0370.020.074
20030.0320.0150.061
20040.0350.0180.076
20050.0310.0150.06
20060.0320.0160.065
20070.030.0150.061
20080.0290.0140.058
20090.0280.0140.06
20100.0260.0120.054
20110.0250.010.052
20120.0250.0110.053

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