Red pond was the result of a sudden flooding of the workings, in which those locomotives serviced chiefly connections of iron ore (pyrite and limonite). Its name owes its intense red color grade clay for cement plant at Jaroszowiec. Pond fishery is rich in various species of fish (CARP, Pike, crucian carp, Zander, catfish, perch, hurdles, eels, trout, order Cypriniformes). The shore is covered with Reed and is the łasica, a.The birds live in this area, inter alia, Jay and tree pipit.
Near the pond Red is another pond-Green, where in addition to iron those locomotives serviced chiefly connections too Jurassic limestone. The waters inhabited by Brindle cancer, called an American. There are also a number of amphibians (including the common toad and the common frog), which are food for appearing at times by the pond is extremely rare black stork. Among the interesting birds living in the area are the sparrowhawks (family Accipitridae) and woodpeckers.
(photo by. Tomasz Bierlet "keys red pond"-www.gmina-klucze.pl) (fig. Anita Pabis-"keys green pond"-www.gmina-klucze.pl)