The western perimeter of Sapelo is the Sapelo Island National Estuarine Research Reserve (SINERR) which is part of NOAA's National Estuarine Research Reserve system (NERR).
Perbatasan barat Sapelo adalah the Sapelo Island National Estuarine Research Reserve (SINERR) yang merupakan bagian dari NOAA's National Estuarine Research Reserve system (NERR).