Patterns of diatom treatment in two coexisting species of filter-feeding freshwater gastropodsT.Ya. Sitnikova, G.V. Pomazkina, T.A. Sherbakova, N.V. Maximova, I.V. Khanaev and Y.S. BukinKnowl. Managt. Aquatic Ecosyst., 413 (2014) 08DOI: https://doi.org/10.1051/kmae/2014003