Appendix B (TABLE B1). Summary of univariate responses of species compositional variation to isolation, predator removal, and their interaction. Functional groups of predator and prey taxa are defined in text.
Source of variation
df
SS
F
P
Predator Functional Groups
Dragonfly larvae
Isolation (I)
1,12
564752
72.21
<0.000
Predator Removal (PR)
1,12
440896
56.37
<0.000
I × PR
1,12
241572
30.88
<0.000
Large Beetles
Isolation (I)
1,12
240835
85.10
<0.000
Predator Removal (PR)
1,12
192063
67.84
<0.000
I × PR
1,12
121975
43.08
<0.000
Hemipterans
Isolation (I)
1,12
19740
7.821
0.016
Predator Removal (PR)
1,12
53130
21.05
0.001
I × PR
1,12
7056
2.79
0.12
Damselfly larvae
Isolation (I)
1,12
5041
10.58
0.007
Predator Removal (PR)
1,12
62001
130.21
0.001
I × PR
1,12
19044
39.99
<0.000
Small Beetles
Isolation (I)
1,12
5184
1.70
0.217
Predator Removal (PR)
1,12
160400
52.65
<0.000
I × PR
1,12
80940
26.56
<0.000
Herbivore Functional Groups
Large Grazers
Isolation (I)
1,12
1.77
138.58
<0.000
Predator Removal (PR)
1,12
1.33
140.29
<0.000
I × PR
1,12
1.26
98.52
<0.000
Large Zooplankters
Isolation (I)
1,12
30.25
2.33
0.15
Predator Removal (PR)
1,12
272.25
21.01
0.001
I × PR
1,12
289
22/30
<0.000
Small Grazers
Isolation (I)
1,12
4.00
73.18
<0.000
Predator Removal (PR)
1,12
237169
0.43
0.52
I × PR
1,12
2661792
4.86
0.05
Small Zooplankters
Isolation (I)
1,12
0.76
0.71
0.42
Predator Removal (PR)
1,12
37.52
34.79
<0.000
I × PR
1,12
31.64
29.35
<0.000