Graph

Double-crested Cormorant
(Phalacrocorax auritus)

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
19700.0120.0010.163
19710.0120.0010.161
19720.0130.0020.169
19730.0140.0020.173
19740.0150.0020.162
19750.0150.0020.153
19760.0160.0020.159
19770.0170.0030.16
19780.0180.0030.162
19790.0190.0030.154
19800.020.0040.162
19810.0210.0040.154
19820.0220.0040.174
19830.0230.0050.159
19840.0250.0050.179
19850.0270.0060.174
19860.0280.0070.171
19870.030.0080.172
19880.0320.0080.18
19890.0450.0150.336
19900.050.0170.388
19910.0350.010.129
19920.0360.0120.124
19930.0430.0140.173
19940.0470.0170.161
19950.0570.0230.276
19960.050.0180.146
19970.0620.0260.225
19980.0720.0310.343
19990.0740.0320.345
20000.0750.0330.24
20010.0830.0380.295
20020.0850.0380.253
20030.10.0460.33
20040.1220.0620.505
20050.1460.0720.886
20060.140.0680.739
20070.1740.0870.803
20080.1490.0720.416
20090.2310.1051.93
20100.2020.1030.623
20110.1850.0830.452
20120.2330.1150.67
20130.2320.1080.608
20140.2590.1140.662
20150.270.1130.69
20160.3160.1410.815

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