American Energy Development Corp. reported that the company is expanding its presence in Michigan by entering into an agreement to add approximately 4,200 acres to its asset portfolio. The White-tail Prospect is located within the region's proven reef play covering approximately 2,500,000 acres in the prolific Northern Michigan region. AED is targeting Niagaran reef structures in an area developed by Royal Dutch Shell, ExxonMobil and BP. The largest reefs drilled in the area are the Chester 18A field with 14 million barrels of recoverable oil drilled by Royal Dutch Shell and the Grant 13 field which has approximately 47 billion cubic feet of recoverable natural gas. Reefs in Northern Michigan are typically 50-400 acres in size, 200-700 ft in depth, and located within the oil bearing 12 -15 mile wide reef belt. There are over 110 oil fields in the area larger than 1 million barrels with the average size of the fields approximately 2.4 million barrels recoverable.