it kills large predators like sharks.
it makes the water saltier.
it makes the water more acidic.
All plankton are microscopic (too small to see without a microscope).
Zooplankton are tiny animals.
algae
zooplankton
prokaryotes
the ocean
eukaryotes
phytoplankton
To scare away predators
Just for fun
To attract a mate
To see in the dark
Millions of cells
Thousands of cells
Hundreds of cells
A few dozen cells
plants
microscopic
aquatic (water-living)
drifting or wandering