The pine forests and agricultural lands are slowly transformed into a diverse and natural landscape of moors and fens. Of farmland around the Leikeven is the nutrient-rich upper layer excavated for another chance. Heather The area is not called the Loonsche heath. The Leikeven is dredged and clean and sludge released. In 1992 Natuurmonumenten already begun the nature surrounding the Leikeven. The excavated farmland, the heath back and shoot Willow and Birch en masse. These are again managed by a herd of Scottish Highlanders.
What to see Spring / Summer Bluethroat, Teal, Canada Goose, Mute Swan, Greylag Goose, Egyptian Goose, Oystercatcher, Curlew, Lapwing, Redshank, Greenshank, Turncoat, Green Sandpiper, Little Grebe, Great Crested Grebe, Mallard, Shelduck, Tufted Duck, Common Moorhen, Lesser Black-backed Gull, Herring Gull, Black-headed Gull, Great Spotted woodpecker, Green Woodpecker, Black woodpecker, Blackcap, Garden Warbler, Tree Pipit, Woodlark, Meadow Pipit, Stonechat, Skylark, Linnet, Chaffinch, Great Tit, Wren, Robin, redstart, Tjif chaff, Willow Warbler, Warbler, Wood Pigeon, Crested Tit, Mistle Thrush, Song Thrush , Treecreeper, Nuthatch, Common Buzzard, Sparrowhawk, Kestrel.
Fall / winter Canada Goose, Mute Swan Greylag Goose, Egyptian Goose Lesser Black-backed Gull, Herring Gull, Black-headed Gull, Common Buzzard, Sparrowhawk, Kestrel, Great Spotted Woodpecker, Green Woodpecker, Black Woodpecker, Goldcrest, Crested Tit, Treecreeper, Nuthatch, Mistle Thrush.