SUBSIDIARIES OF OFFSHORE ENERGY DEVELOPMENT CORPORATION

OEDC, Inc., a Texas corporation

OEDC Partners, L.P., a Texas limited partnership

OEDC Exploration & Production, L.P., a Texas limited partnership 

Beacon Natural Gas Company, L.P., a Texas limited partnership 

Dauphin Island Gathering Company, L.P., a Texas limited partnership 

OEDC Processing, L.P., a Texas limited partnership

All subsidiaries are wholly owned, directly or indirectly, by Offshore Energy
Development Corporation.