Over 70 species of bird have been recorded in the Sanctuary, including those as diverse as Grey Heron, Reed Bunting, Sand and House Martin, Little Egret, Peregrine Falcon, Grey Wagtail, Ruddy Shelduck, Siskin, Spotted Flycatcher, Tawny Owl and Willow Warbler, among many more common species such as Robin, Wren, Great-spotted Woodpecker, Lesser-spotted Woodpecker, Skylark, tits, Song and Mistle Thrush, Greylag Goose, Swan, Moorhen, Little Grebe and Cormorant. In the past species such as Snipe and Woodcock have been recorded.
Lists of species in 5-year recording blocks, including birds, plants and other records: