Korkosh talks about the goddesses of water, mythical mermaids: half-fish, half-bird, half-women, who live in river pools, in thickets and in the open spaces of the sea, where they brought and continue to bring many troubles to sailors. In this essay, the author-publicist and ichthyologist Vladimir, meetings of sailors in the oceans with temptresses always ended tragically. The author of the essay talks about these extraordinary cases.