Areas in Duval County Florida Include; Atlantic Beach, Arlington, Baldwin, Englewood, Jacksonville, Jacksonville Beach, Mayport, Mandarin, Neptune Beach, Pecan Park and Mayport Naval Station.
Bodies of Salt and Brackish Water in Duval County Florida Include; Arlington River, Atlantic Ocean, Big Pottsburg Creek, Back River, Big Fishweir Creek, Boathouse Creek, Broward River, Browns Creek, Burton Creek, Butcher Pen Creek, Caney Branch, Cedar Creek, Cedar Point Creek, Chicopit Bay, Christopher Creek, Clapboard Creek, Craig Creek, Dames Point Fulton Cutoff, Deep Creek, Deese Creek, Drummond Creek, Dunn Creek, Durbin Creek, Edwards Creek, Fishing Creek, Fitzpatrick Creek, Fort George River, Garden Creek, Goddby's Creek, Gunnison Cut, Hannah Mills Creek, Horseshoe Creek, Intracoastal Waterway, Julington Creek, Little Clapboard Creek, Little Pottsburg Creek, Mill Cove, Mill Creek, Miller Creek, Mink Creek, Moncrief Creek, Mud River, Nassau River, Nassau Sound, Nichols Creek, Ninemile River, Old Bull Bay, Ortega River, Pablo Creek, Plummers Cove, Pottsburg Creek, Pumpkin Hill Creek, Ribault River, Rushing Branch, Samples Creek, San Carlos Creek, Sawpit Creek, Seaton Creek, Shad Creek, Sherman Creek, Simpson Creek, Sisters Creek, St. Johns River, Strawberry Creek, Terrapin Creek, Thomas Creek, Trout River and Williamson Creek.