Alabama GEM Sites

• Bon Secour National Wildlife Refuge
• Cat Island
• Grand Bay National Wildlife Refuge
• Grand Bay Swamp Bioreserve
• Lillian Swamp
• Mobile-Tensaw River Delta
• Orange Beach Maritime Forest
• Perdido River Corridor - NEW GEM Site Nov 2005
• Robinson Island
• South Mon Louis Island Salt Marsh
• Weeks Bay National Estuarine Research Reserve

Florida GEM Sites

• Alligator Harbor Aquatic Preserve
• Apalachicola Aquatic Preserve
• Apalachicola National Estuarine Research Reserve
• Big Bend Seagrass Aquatic Preserve
• Boca Ceiga Bay Aquatic Preserve
• Caloosahatchee National Wildlife Refuge
• Cape Haze Aquatic Preserve
• Cape Romano Aquatic Preserve
• Cedar Keys National Wildlife Refuge
• Charlotte Harbor State Buffer Preserve
• Chassahowitza National Wildlife Refuge
• Cockroach Bay Aquatic Preserve
• Coupon Bight Aquatic Preserve
• Coupon Bight State Buffer Preserve
• Crystal River State Buffer Preserve
• Crystal River National Wildlife Refuge
• Egmont Key National Wildlife Refuge
• Estero Bay Aquatic Preserve
• Estero Bay State Buffer Preserve
• Florida Keys National Marine Sanctuary
• Ft. Pickens Aquatic Preserve
• Gasparilla Sound-Charlotte Harbor
• Great White Heron National Wildlife Refuge
• Island Bay National Wildlife Refuge
• JN "Ding" Darling National Wildlife Refuge
• Key West National Wildlife Refuge
• Lemon Bay
• Lignumvitae Key Aquatic Preserve
• Lower Suwannee National Wildlife Refuge
• Matlacha Pass Aquatic Preserve
• Matlacha Pass National Wildlife Refuge
• National Key Deer National Wildlife Refuge
• Passage Key National Wildlife Refuge
• Pine Island National Wildlife Refuge
• Pine Island Sound Aquatic Preserve
• Pineallas County Aquatic Preserve
• Pinellas National Wildlife Refuge
• Rocky Bayou Aquatic Preserve
• Rookery Bay Aquatic Preserve
• Rookery Bay National Estuarine Research Reserve
• St. Andrew's Bay Aquatic Preserve
• St. Joseph Bay Aquatic Preserve
• St. Joseph Bay State Buffer Preserve
• St. Mark's National Wildlife Refuge
• St. Martin's Marsh Aquatic Preserve
• St. Sebastian River State Buffer Preserve
• St. Vincent National Wildlife Refuge
• Tampa Bay Aquatic Preserve
• Ten Thousand Islands National Wildlife Refuge
• Terra Ceia Aquatic Preserve
• Terra Ceia State Buffer Preserve
• Tomoka Marsh Aquatic Preserve
• Wekiva River Aquatic Preserve
• Yellow River Marsh Aquatic Preserve
• Yellow River Marsh State Buffer Preserve

Louisiana GEM Sites

• Atchafalaya Delta & Swamp Basin
• Atchafalaya Delta Wildlife Management Area
• Baptiste Collette Marsh
• Barataria Bay
• Bayou Bois Piquant Crevasse Swamp
• Bayou Mauvais Bois
• Bayou Sauvage National Wildlife Refuge
• Big Oak Island
• Boque Chitto National Wildlife Refuge
• Cameron Prairie National Wildlife Refuge
• Chandeleur Islands (Breton NWR)
• Cheniere Au Tigre
• Cote Blanche Salt Dome
• Dahoon Savannah
• Delta National Wildlife Refuge
• East Jetty Woods
• Fearman Lake Marsh (State Wildlife Refuge)
• Grande Terre Island
• Hackberry Beach
• Honey Island Swamp
• Isles Dernieres
• Jean Lafitte National Historic Park
• Johnsons Bayou
• Little Pecan Island
• Marsh Island
• Petit Bois
• Peveto Beach
• Queen Bess Island
• River Pines Plantation
• Rockefeller Wildlife Refuge & Game Preserve
• Sabine National Wildlife Refuge
• Timbalier Island & East Timbalier Island
• Weeks Island
• White’s Kitchen

Mississippi GEM Sites

• Bayou La Croix
• Bayou Portage
• Bellefontaine Marsh
• Biloxi River Marshes
• Cat Island
• Davis Bayou
• Deer Island
• Escatawpa River
• Grand Bay National Wildlife Refuge
• Grand Bayou
• Graveline Bay
• Hancock County Marsh
• Horn Island (Gulf Islands National Seashore)
• Jourdan River
• Old Fort Bayou
• Pascagoula River Marsh
• Petit Bois Island (Gulf Islands National Seashore)
• Round Island
• Sandhill Crane National Wildlife Refuge
• Ship Island (Gulf Islands National Seashore)
• Wolf River Marsh

Texas GEM Sites

• Anahuac National Wildlife Refuge
• Aransas National Wildlife Refuge
• Armand Bayou Coastal Preserve & Nature Center
• Candy Abshier Wildlife Management Area
• Christmas Bay Coastal Preserve
• Clive Runnells Family Mad Island Marsh Preserve
• Flower Garden Banks Ntl Marine Sanctuary
• Freeport Liberty Ship Reef Complex
• Guadalupe Delta Wildlife Management Area
• Laguna Atascosa National Wildlife Refuge
• Laguna Madre
• Lower Rio Grande Valley National Wildlife Refuge
• Mad Island Marsh Complex
• Matagorda Island Wildlife Management Area
• McFaddin National Wildlife Refuge
• Murphree Wildlife Management Area
• Mustang Island State Park
• North Deer Island Sanctuary
• Padre Island National Seashore
• Scenic Galveston Nature Preserve
• Sea Rim State Park
• Shamrock Island Management Complex
• South Bay Coastal Preserve
• Texas Point National Wildlife Refuge
• Welder Flats Coastal Preserve