| Also present are sand-dunes and beaches, wet and dry grassland, salt vegetation (in the south), agricultural lands (some abandoned), fish-ponds and human settlements. The Razim-Sinoe lagoon complex is situated to the south of the delta. Formally brackish, the lagoons have become fresh following the closure of the link to the sea.The Danube Delta is home to more than 300 migratory and permanent bird species; 160 kinds of fish that include caviar-bearing sturgeon and 800 plant families. This wetlands preserve covers more than 1,678,000 acres (2,622 sq. miles) comprising channels and canals widening into tree-fringed lakes, reed islands, numerous lakes and marshes, oak forests intertwined with lianas and creepers, desert dunes and traditional fishing villages.|
Breeding birds include:Mute Swan (Cygnus olor), Gadwall (Anas strepera), Mallard (Anas platyrhynchos), Red-crested Pochard (Netta rufina), Common Pochard (Aythya ferina), Ferruginous Duck (Aythya nyroca), Red-necked Grebe (Podiceps grisegena), Black-necked Grebe (Podiceps nigricollis), Eurasian Spoonbill (Platalea leucorodia), Great Bittern (Botaurus stellaris), Little Bittern (Ixobrychus minutus), Black-crowned Night-heron (Nycticorax nycticorax),Squacco Heron (Ardeola ralloides), Grey Heron (Ardea cinerea), Purple Heron (Ardea purpurea), Great Egret (Casmerodius albus),White Stork (Ciconia ciconia), Glossy Ibis (Plegadis falcinellus), Great White Pelican (Pelecanus onocrotalus), Dalmatian Pelican (Pelecanus crispus), Pygmy Cormorant (Phalacrocorax pygmeus), Great Cormorant (Phalacrocorax carbo), Common Kestrel (Falco tinnunculus), Red-footed Falcon (Falco vespertinus),Booted eagle ( Hieraaetus pennatus), Lesser-spotted Eagle (Aquila pomarina), White-tailed Eagle (Haliaeetus albicila), Montagu's Harrier ( Circus pygargus), Corncrake (Crex crex), Little Crake (Porzana parva), Spotted Crake (Porzana porzana), Common Moorhen (Gallinula chloropus), Common Coot (Fulica atra), Eurasian Thick-knee (Burhinus oedicnemus), Pied Avocet (Recurvirostra avosetta), Common Tern (Sterna hirundo), Little Tern (Sterna albifrons), kered Tern (Chlidonias hybrida), White-winged Tern (Chlidonias leucopterus) and Black Tern (Chlidonias niger) (Birdlife International).