Two rare spider species Cinetata gradata and Theridion boesenbergi were found in the fire forest and swamp (east of the settlement Lány, Krkonoše National Park). The
The spider fauna of five peat bogs of forest type (Černohorské rašeliniště, Hraniční louka, Brádlerovy boudy, Slezské sedlo and Mokré jámy) was investigated in the Giant Mountains during 1990–2006. New data have completed existing knowledge about peat bog spider communities. The structure of the spider communities of all peat bogs existing in the Giant Mountains is compared as well.