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