Graph

Northern Harrier
(Circus hudsonius)

Breeding Bird Survey (BBS) - Canadian analysis

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

Geographic area or population: Canada

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
20060.1910.160.25
20070.1790.1510.239
20080.1820.1540.272
20090.1770.1510.249
20100.1640.1380.231
20110.1760.1490.218
20120.1570.1320.191
20130.1650.1390.221
20140.1560.1320.2
20150.1480.1230.19
20160.1790.1510.26

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