3. •Single celled marine plants
•Live in the upper layers of the ocean
•Produce carbon dioxide
•Primary producers of food
Phytoplankton
4. • Made up of many species
• Floating organisms
• Live on the surface
• Can be in baby or larval form
• Some species live there their whole lives
• Some species include: crustaceans, mollusk,
copepods, and jelly fish
Zooplankton
