F. BIOLOGICAL FEATURES F2. FAUNA << Zooplankton >> Conochilus sp., Cyclops vicinus, Alona quadrangularis, Colurella sp. << Benthos >> Chironomus plumosus, Chaoborus sp., Tubifex sp., Tanytarsus sp. << Fish >> Leuciscus hakonensis, Zacco platypus, Hypomessua transpacificus, Carassius sp.