Articles

• The results of the first hydroacoustic studies of the winter distribution of Coregonus migratorius in Lake Baikal

  Anoshko P.N., Makarov M.M., Smolin I.N., Dzyuba E.V.

  232-235

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• Bioindication of water pollution of Lake Sevan freshwater ecosystem (Armenia) using model test-object

  Avalyan R.E., Aghajanyan E.A., Atoyants A.L., Aroutiounyan R.M.

  236-239

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