Graph

Ring-necked Duck
(Aythya collaris)

Eastern Waterfowl Breeding Ground Survey

Additional information on: Eastern Waterfowl Breeding Ground Survey

Geographic area or population: Central 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
199010496570059163176
19918748458566131177
19929395463175141767
19938479454141130357
19948517356383131829
19959270759783141414
199611847876632191573
199712268977180202500
19988737558041136819
199912071878217190905
20009593164283144673
20018725956670135237
20026404141819100374
200311510875428178492
200410359568940160153
20059404162273143925
200611000470821182592
200713968190254228636
200810786669842170337
20097605948675120276
20108577655635134471
20118505655212136703
20129024657922143816
201311498578817170962
201410122865639158061
20158890154526150261
201612542978637213706
20177637649047121791

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