The Grand Bay National Estuarine Research Reserve (NERR) was established in 1999 and is managed by the Mississippi Department of Marine Resources as part of the National Oceanic and Atmospheric Administration’s National Estuarine Research Reserve System. The Grand Bay NERR is comprised of approximately 18,000 acres and contains pine savannas, salt marshes, salt pannes, bays and bayous as well as terrestrial habitats that are unique to the coastal zone.
Holiday Notice In observance of Thanksgiving Day the MDMR will be closed on Thursday, November 23rd and Friday, November 24th 2023.
Holiday Notice In observance of Christmas Day the MDMR will be closed on Monday, December 25th and Tuesday, December 26th 2023.
Holiday Notice In observance of New Years Day the MDMR will be closed on Monday, January 1, 2024.