%0 Journal Article %A Yevtusheno, M. Yu. %A Maystruk , I. A. %A Goncharenko, N. I. %D 2011 %I Begell House %K biological indication, fishes, ecological state, aquatic environment %N 6 %P 44-48 %R 10.1615/HydrobJ.v47.i6.50 %T Comparative Assessment of Ecological State of Lakes of the Shatsk National Natural Park by Characteristics of Fishes' Respiratory System %U https://www.dl.begellhouse.com/journals/38cb2223012b73f2,63369c7a0017eeac,6a6e4e924a6a23c2.html %V 47 %X Comparative analysis of ecological state of the lakes of the Shatsk National Natural Park − Svityaz', Chorne Velyke and Lutsimer - was estimated on the basis of characteristics of branchial epithelium of two aboriginal species - perch and roach. %8 2011-12-07