Decorative Landscaping Products
Fish & Wildlife Habitats
Mobile, AL (Thin Layer Disposal)
Fish and Wildlife Habitats
||Lower Mobile Bay, Alabama
||Thin-layer disposal. Dredged material was placed using a small dredge that could be manipulated to spread the material as it fell from the pipe in thin layers.
||Primarily silty maintenance material
||Less than 10 acres
||Estimated $1.00 per cubic yard
||Pre-, during, and post-project monitoring conducted by USACE District Mobile, U.S. Environmental Protection Agency, and U.S. Army Engineer Waterways Experiment Station. Motile and non-motile organism impacts and recolonization and water quality were monitored. Minimal impacts resulted, and organism levels were at pre-project levels in 6 months.
||Thinlayer (not more than 12 inches) placement over a large bay bottom area is intended to minimize impacts on benthos and reduce recovery time.
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