10% 8% 6% 4% 2% 0% -2% -4% -6% -8% -10% Top Soil O Major 8/31 I Major 10/20 (b) 10% 8% 6% 4% 0% -2% -4% -6% -8% -10% Top Soil O Minor 8/31 E Minor 10/20 Figure 5.8. Changes in Cross-Sectional Areas for (a) Major and (b) Minor Transects in the Iluka Resources Wetland. Standard Error Bars Are Calculated Using the Excel 97 Chart Wizard. 5-18