Ecological Archives E096-098-A1
Luanna L. Dobson, Frank A. La Sorte, Lisa L. Manne, and Bradford A. Hawkins. 2015. The diversity and abundance of North American bird assemblages fail to track changing productivity. Ecology 96:1105–1114. http://dx.doi.org/10.1890/14-0057.1
Appendix A. Spatial regression slope and r² values for each year from 1982 to 2006.
Table A1. Spatial regression slope and r² values for each year from 1982 to 2006. Regressions were performed using a linear fit for richness vs. NDVI, abundance vs. NDVI, and log fit for richness vs. abundance.
|
Richness vs. NDVI |
Abundance vs. NDVI |
Richness vs. Abundance |
|||
Year |
Slope |
r² |
Slope |
r² |
Slope |
r² |
1982 |
41.35 |
0.32 |
23.66 |
0.00 |
0.20 |
0.08 |
1983 |
45.44 |
0.36 |
6.12 |
0.00 |
0.22 |
0.10 |
1984 |
41.81 |
0.31 |
-11.08 |
0.00 |
0.23 |
0.11 |
1985 |
40.37 |
0.31 |
0.22 |
0.00 |
0.24 |
0.12 |
1986 |
42.02 |
0.32 |
53.39 |
0.00 |
0.25 |
0.12 |
1987 |
44.86 |
0.35 |
88.76 |
0.00 |
0.29 |
0.15 |
1988 |
46.63 |
0.38 |
48.61 |
0.00 |
0.27 |
0.13 |
1989 |
46.33 |
0.39 |
92.57 |
0.00 |
0.31 |
0.19 |
1990 |
47.43 |
0.40 |
222.42 |
0.02 |
0.36 |
0.25 |
1991 |
47.96 |
0.39 |
212.27 |
0.01 |
0.35 |
0.22 |
1992 |
44.64 |
0.38 |
177.28 |
0.01 |
0.32 |
0.18 |
1993 |
45.47 |
0.34 |
173.89 |
0.01 |
0.37 |
0.24 |
1994 |
41.41 |
0.30 |
170.21 |
0.01 |
0.36 |
0.24 |
1995 |
44.92 |
0.34 |
196.59 |
0.01 |
0.37 |
0.23 |
1996 |
40.35 |
0.33 |
165.15 |
0.01 |
0.37 |
0.26 |
1997 |
41.48 |
0.33 |
162.25 |
0.01 |
0.35 |
0.23 |
1998 |
43.93 |
0.34 |
198.17 |
0.01 |
0.34 |
0.21 |
1999 |
40.71 |
0.29 |
249.99 |
0.02 |
0.34 |
0.23 |
2000 |
41.29 |
0.31 |
282.86 |
0.03 |
0.39 |
0.29 |
2001 |
42.92 |
0.34 |
297.14 |
0.03 |
0.38 |
0.27 |
2002 |
40.69 |
0.32 |
253.16 |
0.02 |
0.40 |
0.33 |
2003 |
40.29 |
0.30 |
242.33 |
0.02 |
0.36 |
0.26 |
2004 |
43.04 |
0.32 |
268.29 |
0.02 |
0.37 |
0.27 |
2005 |
43.70 |
0.32 |
225.01 |
0.02 |
0.37 |
0.26 |
2006 |
41.71 |
0.32 |
207.26 |
0.01 |
0.35 |
0.24 |
min: |
33.36 |
0.32 |
-11.08 |
0.00 |
0.20 |
0.08 |
max: |
47.82 |
0.42 |
297.14 |
0.03 |
0.40 |
0.33 |
mean: |
39.85 |
0.37 |
160.26 |
0.01 |
0.33 |
0.21 |