Figure 1From: Seasonal variations in pore water and sediment geochemistry of littoral lake sediments (Asylum Lake, MI, USA)pH as a function of depth measured in replicate peepers in (A) fall (Nov 2001), (B) winter (Feb/Mar 2002), (C) spring (May/Jun 2002) and (D) summer (Aug/Sept 2002). Dashed line indicates the sediment water interface.Back to article page