BULLETIN FLORIDA MUSEUM NATURAL HISTORY VOL. 38 PT. II


 14

p 12

U 10

 8-

 6-


"Old" Ashley Transect
 P. gossypinus D
 S. hispidus 0


ILJE


86 87


90 91 .92


 YEAR
Figure 1. Trapping results for two small mammal species on the original Ashley Transect of the Ordway-
Swisher Tract Note the decline of Peromyscus gossypinus and the sporadic occurrence of Sigmodon
hispidus during the drought years. = Ashley Lake and marsh went dry by 1991, the prairie went dry in
1988 (see also Table 3).


 "Modified" Ashley Transect
 P. gossypinus L
 P. floridanus [


 w 12
 U
 o
 10

 8 -

 6-





 87 88 89 90 91 92
 YEAR
Figure 2. Trapping results for two small mammal species after the original Ashley Transect was modified to
include six gopher tortoise burrow systems (1987-1992). = Ashley Lake and marsh went dry in
November 1991 (see also Table 3).