This whole story takes a hard turn into body horror, starting with this page. Those mermaids at the bottom are terrifying. From here, the story ends with someone setting off a wave of body horror back on Earth using nothing but language.

(Heavy Metal #261 2013 – Page 61 Do You Hear the Sedna-3 Mermaid’s Chant by Martinez, Montoya, Ordax, and JAME)