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