Cetaphobia

Cetaphobia is the fear of whales, like Pearl Krabs. Plankton has cetophobia, and addresses it in One Coarse Meal and Patnocchio.

One Coarse Meal

In One Coarse Meal, Mr.Krabs finds out about Plankton's cetaphobia and uses it to traumatize him, first by making Pearl break into the Chum Bucket to scare Plankton, and Plankton has nightmares because of his cetaphobia. And when pearl realizes what Mr.Krabs is doing, Mr.Krabs disguises himself as pearl and drives Plankton to suicide.

Pattnocio

In Patnocchio , Plankton and Patrick get eaten by pearl, and Plankton addresses his phobia and tries to stay calm, and quickly but calmly tries to get out of pearl's mouth.

Trivia

• Plankton is not the only character with cetaphobia, his grand father also has cetaphobia.{{Citation Needed}}
• Plankton can't stand being around Pearl Krabs or Incidental 32, due to his phobia.
• Plankton's cetaphobia is a weird phenomenon, because of The Algae's Always Greener, due to Plankton having pearl as his daughter.