Amongst almost 90 non-woody plant communities, notable are mire communities in particular those of raised bogs (Sphagnetalia magellanici) and transitional bogs including floating moss mats (Caricion lasiocarpae, Rhynchosporion albae). Forests of the site belong to the major unbroken forest tract in Poland - Augustów Forest so that wildlife is characteristic of great woodlands with two species of large predators i.e. wolf and lynx. Swampy forests shelter large herbivores such as elk, red deer, roe deer and wild boar.