Topics At A Glance


  • Inmates all across Maryland have had a hand in replenishing the oyster population in the Chesapeake Bay and its tributaries.
  • Maryland Correctional OystersEnterprises (MCE) inmates have made more than 9,000 cages for oyster spat, which allow the young oysters protection in the waterways.
  • Both inmates behind the fence (Hagerstown) and pre-release inmates (Eastern Pre-release Unit) have made the oyster spat cages, providing needed jobs and skills for both of these groups.
  • During summer 2011 inmates from the Southern Maryland Pre-Release Unit cleaned 500 bushels of loose oyster shell, cut 69,000 ft of shell bag material and filled 17,250 bags of shells thru July 1.
  • Thanks largely to this unique DPSCS-DNR partnership, 25 million spat were planted in the St. Mary’s Co. Sanctuary and Charles Co. Reserve in the Wicomico River during FY10.

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Chesapeake Bay Grasses

  • Maryland Correctional Enterprises (MCE) inmates contributed to the growth, harvesting and planting of 38,720 shrubs and shoreline grasses on Poplar Island in May of 2011.

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  • Announcing Trees a partnership with Governor O’Malley’s Smart Green and Growing and Marylanders Plant Trees initiatives in 2008, DPSCS pledged that inmates would plant one million trees in four years.
  • The One Millionth tree was planted in May 2011 at Merkle Wildlife Sanctuary with Governor O’Malley.

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Latest Sustainability News

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Quick Facts


  • 9,000 oyster cages built by inmates for Marylanders Grow Oysters

Piney Point Aquaculture Center Summer 2011

  • 500 bushels of oyster shell cleaned
  • 69,000 ft shell bag material vut
  • 17,250 shell bags filled
  • 25 million oyster spat harvested as part of partnership FY10



  • One millionth tree planted May 2011