Ecological Archives E094-113-A3
Arthur D. Middleton, Matthew J. Kauffman, Douglas E. McWhirter, John G. Cook, Rachel C. Cook, Abigail A. Nelson, Michael D. Jimenez, Robert W. Klaver. 2013. Animal migration amid shifting patterns of phenology and predation: lessons from a Yellowstone elk herd. Ecology 94:1245–1256. http://dx.doi.org/10.1890/11-2298.1
Appendix C. A table of mean values and temporal trends for NDVI metrics used to compare phenological patterns on migratory summer and resident year-round range, 1989–2009.
Table C1. Mean values and temporal trends for six NDVI metrics used to compare phenological patterns on migratory summer and resident year-round range over 21 years.
Metric |
Range mean |
Range trend |
|||||||||||||
Migratory |
Resident |
Migratory |
|
Resident |
|||||||||||
|
n |
X |
SE |
|
x |
SE |
P value |
Coefficient |
F |
P-value |
|
Coefficient |
F |
P value |
|
Peak value |
21 |
0.52 |
0.01 |
0.42 |
0.01 |
0.00 |
0.04 |
24.06 |
<0.001 |
-0.02 |
1.17 |
0.29 |
|||
Peak week |
21 |
30.95 |
0.43 |
27.33 |
0.46 |
0.00 |
-0.11 |
2.86 |
0.11 |
-0.05 |
0.40 |
0.53 |
|||
Max. incr. value |
21 |
0.07 |
0.00 |
0.05 |
0.00 |
0.00 |
<0.001 |
5.00 |
0.04 |
<0.001 |
<0.001 |
0.97 |
|||
Max. incr. week |
21 |
24.38 |
0.58 |
21.05 |
0.38 |
0.00 |
0.08 |
3.66 |
0.07 |
-0.02 |
0.06 |
0.81 |
|||
Duration |
21 |
8 |
0.39 |
8.29 |
0.43 |
0.59 |
-0.19 |
15.20 |
<0.001 |
-0.03 |
0.23 |
0.64 |
|||
June INDVI |
21 |
0.71 |
0.02 |
|
0.76 |
0.02 |
0.03 |
0.004 |
2.09 |
0.16 |
|
-0.004 |
1.46 |
0.24 |