DOC (uMC) IN SEDIMENT CONTACT WATER

Height (cm)              Core
above sediment      1      2      3
=====================================
  20-28           42.7   43.0   47.2 
  13-20           42.2   42.0   47.8
   7-13           45.6   42.1   47.2
   2-7            43.7   43.6   46.2
-------------------------------------
 mean             43.6   42.7   47.1
 std. dev.         1.5    0.8    0.7