User with this ability either is or can mimic/transform into plankton, including phytoplankton, zooplankton, bacterioplankton, and mycoplankton.
- Bacterioplankton Physiology
- Mycoplankton Physiology: Fungus Manipulation, Fungal Mimicry
- Phytoplankton Physiology
- Zooplankton Physiology:
- Since plankton live in water, they may need to constantly moisturize to live in land.
- Foo Fighters (Jojo's Bizarre Adventure Part 6: Stone Ocean)
- Sheldon J. Plankton (Spongebob Squarepants)