Graph

Ring-necked Duck
(Aythya collaris)

Cooperative Yukon roadside Waterfowl Breeding Population Survey

Additional information on: Cooperative Yukon roadside Waterfowl Breeding Population Survey

Geographic area or population: Southern Yukon

Graph showing the trend of the species through out the observed years

Listing of the individual data points that make up the graph
Year	Breeding Pair Index
1991	41
1992	67
1993	27
1994	51
1995	81
1996	94
1997	54
1998	81
1999	81
2000	66
2001	75
2002	71
2003	84
2004	97
2005	58
2006	75
2007	57
2008	56
2009	69
2010	39
2011	76
2012	73
2013	84
2014	52
2015	54
2016	52

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