TY JOUR TI Organic Matter in the Waters of the Russian Sector of the Caspian Sea KW Caspian Sea KW productivity KW organic matter KW dissolved organic matter KW suspended organic matter KW allochthonous organic matter KW autochthonous organic matter JO ECOLOGICAL SAFETY OF COASTAL AND SHELF ZONES OF SEA AU Degtyareva, L.V. AU Bakun, O.I. AU Ocheretnyy, M.A. PY 2025 IS 0 PB Federal State Budget Scientific Institution Federal Research Centre “Marine Hydrophysical Institute of RAS”