Shallow Water Habitat & Dredging

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Dredge impacts to primary production Symbols for diagrams courtesy of the Integration and Application Network (ian.umces.edu/symbols), University of Maryland Center for Environmental Science.
# of sppecies Abundancce Benthic macroinvertebrate community pre pre-dredging dredging (October 1994) and post-dredging (January 1995) (Lewis et al. 2001) 8 6 4 2 0 200 150 100 50 0 1 2 3 4 Station 1 2 3 4 Station S-W Diversity 0.8 0.6 0.4 0.2 0 1 2 3 4 Station Pre-dredge Post-dredge
Page 1 and 2: Impacts to natural resources and ec
Page 3 and 4: Dredging Approximately, 129 millio
Page 5 and 6: Sources of potential dredge stress
Page 7: Dredge impacts to primary productio
Page 11 and 12: MDS ordination plot with hierarchic
Page 13 and 14: % YOY 80 60 40 20 0 Percent YOY of
Page 15 and 16: Time to Recovery Recovery of the s
Page 17 and 18: The Precautionary Principle ‘When
Page 19 and 20: IImplementing l ti th the Precautio
Page 21 and 22: IImplementing l ti th the Precautio
Page 23: Implementing l i the h Precautionar

Shallow Water Habitat & Dredging

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