3D modeling for visual monitoring of water bodies in the area of a drying sea or river: A case study of the Volga riverMaksim V. Diuldin, Denis A. Egorov, Natalya V. Krupenina, Vladimir V. Karetnikov, Valentin V. Klimov, Ivan V. Rud and Dmitry S. VasilchenkoBIO Web Conf., 194 (2025) 01079DOI: https://doi.org/10.1051/bioconf/202519401079