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