176 Michael R. Lusk, Michael J. Lacki, and Richard A. Lancia 
Table 3. 1989-90 non -Peromyscus captures on rooted and unrooted sites, Great 
Smoky Mountains National Park. Totals listed by trap type. 
Site 
Species 
Number 
Rooted: 
Live trap 
Napaeozapus insignis 
5 
Synaptomys cooperi 
1 
Blarina brevicauda 
2 
Mustela frenata 
1 
Pitfall 
Sorex cinereus 
5 
Unrooted: 
Live trap 
Napaeozapus insignis 
2 
Blarina brevicauda 
1 
Mustela frenata 
2 or 3 1 
Clethrionomys gapperi 
1 
Pitfall 
Napaeozapus insignis 
1 
Sorex cinereus 
8 
Sorex fumeus 
1 
Synaptomys cooperi 
1 
1 No attempt was made to mark live weasels; therefore, two captures at one site 
could represent one or 
two individuals. 
Table 4. Discriminant analysis between successful and unsuccessful traps in the 
capture of P. maniculatus, Great Smoky Mountains National Park, 1989-90. Variables 
are listed in order of entrance into the model. 
Wilks’ 
Probability 
Standardized 
Variable 
lambda 
< lambda 
coefficient 
1989 
% herb cover 
0.93 
0.0001 
-0.57 
% evergreenness 
0.87 
0.0001 
-0.48 
% canopy cover 
0.83 
0.0001 
0.45 
% star chickweed 
0.81 
0.0001 
0.34 
% spring beauty 
0.79 
0.0001 
-0.34 
% exposed rock 
0.78 
0.0001 
0.24 
1990 
understory distance 
0.98 
0.0276 
-0.63 
% canopy cover 
0.96 
0.0090 
-0.73 
% herb cover 
0.94 
0.0058 
-0.50 
% exposed rock 
0.91 
0.0020 
0.43 
