68
Water In Ecosystems: A Non Renewable Resource
3500
o
US/em
Figure 6. Map of conductivity in Layer I, May 1988. (For color figure, see page 297)
Conductlylty
5000
1000
US/em
Figure 7. Map of conductivity in Layer 2, November 1989. (For color figure, see page 297)
ConductlYlty
4500
1500
uS/em
Figure 8. Map of conductivity in Layer 3, November 1990. (For color figure, see page 297)