Table 2. Changes in small-mammal diversity H’ (Shannon-Wiener index) in 2004 and 2005 at different distances from the I-15 in southern Utah, USA.

Year Comparison Trend in Diversity Difference between
H Estimates (%)
Significance
2004 Hclose vs. Hdistant Distant > Close 43.2% *
2005 Hclose vs. Hmid Close > Mid 57.3% *
Hclose vs. Hdistant Close > Distant 87.2% *
Hmid vs. Hdistant Mid > Distant 70.1% NS
* differences significant at P < 0.05;
NS = not significant