Odiel marshes, Huelva, Spain

river coastal swamp summer aerial view overview biosphere reserve meander august natural park spanish protected area (spain) nobody odiel marshes natural park body of water freshwater wetland area natural area brackish water temperate season seasons atmosphere shot environment protection environment management biodiversity management biodiversity environment landform earth's crust month of year spain european union europe eurasia old world continent individual huelva (province) andalusia autonomous community