Figure F19. Dissolved residual methane (CH4) and sulfate (SO42-) in pore water. Depths for Hole 1251B have been adjusted downward by 3.7 m to match the methane profile in Hole 1251C. The methane concentration increases at the depth where the sulfate concentration is depleted.

Figure F19. Dissolved residual methane (CH₄) and sulfate (SO₄^2-) in pore water. Depths for Hole 1251B have been adjusted downward by 3.7 m to match the methane profile in Hole 1251C. The methane concentration increases at the depth where the sulfate concentration is depleted.