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