It's female, but I didn't really have any other nicknames in mind. Other than "rave party spider", which would have been far too long to fit in the box.
"If it finds vulnerable, weak Pokémon, it protectively brings them into its water bubble. Small Pokémon get sucked into the bubble, where they drown."
This Pokémon was egg #933 in AregularFrankiefan 's 544-day shiny hunt started on March 26th, 2017.