Graph

Winter Wren
(Troglodytes hiemalis)

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
19700.6790.4751.09
19710.5660.3870.825
19720.6180.4360.934
19730.60.4160.886
19740.740.5151.22
19750.7060.4881.24
19760.6690.4711.1
19770.5540.3580.806
19780.530.360.74
19790.5580.3890.796
19800.5310.3550.749
19810.540.3660.748
19820.680.4651.08
19830.6740.4631.05
19840.5450.3580.743
19850.5220.3440.719
19860.6080.4310.857
19870.5580.3850.767
19880.6260.4560.898
19890.6910.5051.03
19900.5690.410.762
19910.60.4340.839
19920.5950.4350.835
19930.6130.4480.818
19940.5730.4230.747
19950.6150.4640.821
19960.5520.4020.72
19970.6450.4740.883
19980.8770.6321.25
19990.6040.4550.788
20000.5650.4160.733
20010.620.4650.823
20020.6120.4480.839
20030.610.4530.801
20040.6130.4570.81
20050.7050.5420.948
20060.6490.480.886
20070.5780.4180.763
20080.6520.4830.901
20090.6790.5090.923
20100.6260.4640.838
20110.5760.4140.772
20120.6460.4790.863
20130.7080.5241
20140.7140.521
20150.5830.4110.813
20160.6020.4320.826

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