5m
5m
Grid C
10 m
Tank
Target
Grid B
5m
15 m
Grid D
Grid A
Figure 5. Sampling grids for area 144.
Tank
Target
m
2
4
2.
= Sampling Points
1
5m
m
7
3
4.
Depths Sampled
0 15 cm
15 30 cm
30 45 cm
4
45 60 cm
105 120 cm
5m
Figure 6. Locations of sampling points within a grid.
6