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This summary card presents the findings of sedimentation rate monitoring at a single site in the Hutt Estuary undertaken in January 2015. The sedimentation rate over the past six years indicates slight erosion within the estuary though the mud content remains high and the sediment oxygenation poor.

Keywords: Hutt River, Hutt Estuary, Wellington Harbour, sedimentation, environmental monitoring, mud content, sediment oxygenation