Investigation of ice particle formation points during fish sperm cryopreservation Elena Ponomareva, Angelina Firsova, Anton Kuzov, Aleksander Korchunov, Matvey Kovalenko and Dmitriy Rudoy E3S Web Conf., 431 (2023) 01042 Published online: 13 October 2023 DOI: 10.1051/e3sconf/202343101042