Graph

Ring-necked Duck
(Aythya collaris)

Eastern Waterfowl Breeding Ground Survey

Additional information on: Eastern Waterfowl Breeding Ground Survey

Geographic area or population: Eastern Boreal Shield

Graph showing the trend of the species through out the observed years
 
Listing of the individual data points that make up the graph
YearEstimated Population95% Lower Credible Interval95% Upper Credible Interval
199010167268071155225
199111327776141173815
19928365157104128326
19939417364156139734
19948345655699126991
19958643756034130570
199611096074796169489
19978895461256135649
19989606864267154551
19999814265095149972
2000152825100104244946
200111458278368171723
20029715966175144524
20038887360749133626
200412760685280194861
200511555278188176312
200612295583714187165
2007177715118575284935
200811724379600174709
200913044088354201292
2010160847107067257978
201113268392006201015
201211092774923167133
201312137681574190909
201410672572549164203
201512252280043202490
201611006674542164417
20179364464192142139

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