title: State and Dynamics of Ctenophores Mnemiopsis leidyi and Beroe ovata Populations on the Crimean Shelf of the Black Sea in 2013–2021
abstract: The study of the seasonal and interannual dynamics of populations of ctenophore invaders Mnemiopsis leidyi A. Agassiz, 1875 and Beroe ovata Bruguière, 1789 on the shelf of Sevastopol Bay in 2013–2021 established that gradual warming accompanied by a change in the hydrologic regime of the Black Sea has led to a significant transformation of the phenology, structure, and intensity of development of their populations in recent years. The early seasonal emergence of the warm-water ctenophore B. ovat
journal: Russian Journal of Biological Invasions