Biodiversity of gut microorganisms in aquacultured African catfish Elena Skvortsova, Oksana Filinskaya, Irina Postrash, Anna Bushkareva and Alexandra Mostofina E3S Web of Conf., 463 (2023) 01039 Published online: 13 December 2023 DOI: 10.1051/e3sconf/202346301039