Supplement to: Lein, Alla Yu; Kravchishina, Marina D; Politova, Nadezhda V; Savvichev, Alexander S; Veslopolova, E F; Mitskevich, Irina N; Ul'yanova, Nina V; Shevchenko, Vladimir P; Ivanov, Mikhail V (2012): Transformation of particulate organic matter at the water-bottom boundary in the Russian Arctic seas: Evidence from isotope and radioisotope data. Translated from Litologiya i Poleznye Iskopaemye, 2012, 2, 115-145, Lithology and Mineral Resources, 47(2), 99-128, https://doi.org/10.1134/S0024490212020034