Ring-necked duck Aythya collaris
Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ALA 2.6 21 -6.9 12.1 48.67
ARI 9.5 39 3.0 16.0 *** 9.15
ARK 2.5 16 -8.6 13.6 29.21
BC 0.5 32 -2.7 3.6 3.07
CAL 4.0 122 0.9 7.1 ** 8.48
COL 4.6 22 -1.5 10.7 3.71
CON 3.9 18 1.5 6.3 *** 1.08
FLA -1.6 58 -4.7 1.4 27.67
GA -5.6 26 -21.3 10.0 54.20
ILL 4.3 37 1.0 7.5 ** 1.00
IND 4.4 33 0.8 8.0 ** 5.08
IA -12.2 16 -40.9 16.6 13.24
KAN 5.5 21 -2.4 13.4 3.00
KY 10.5 16 -8.9 30.0 24.30
LA -16.4 22 -39.3 6.5 160.91
MD 0.3 26 -3.9 4.5 1.63
MAS 2.9 25 -0.9 6.7 0.82
MIC 3.3 35 1.5 5.1 *** 0.13
MIN 0.3 14 -0.7 1.2 0.23
MIS -2.5 16 -12.9 7.8 39.19
MO 7.7 28 -3.2 18.5 6.39
NJ -0.5 29 -5.0 4.1 1.24
NM -3.9 25 -16.1 8.4 11.92
NY 1.4 53 0.1 2.6 ** 0.40
NC -6.8 45 -18.6 4.9 48.86
OHI 0.2 47 -1.5 1.9 0.21
OKL 0.3 20 -1.9 2.5 5.94
ONT 0.6 45 -0.4 1.6 0.03
ORE 2.8 35 -0.2 5.9 * 8.12
PA 2.8 46 -0.6 6.2 0.49
SC 3.9 18 -2.3 10.1 23.50
TEN -5.0 26 -9.9 -0.2 ** 36.56
TEX 3.0 110 0.3 5.7 ** 5.26
VA 3.6 44 0.0 7.3 * 3.26
WAS 8.6 34 2.8 14.5 *** 12.59
WIS -0.6 17 -2.0 0.9 0.11
SUR -1.1 1336 -4.3 2.2 10.74