What are phytoplanktin and zooplankton classified as?

Question

Ecologically speaking, phytoplankton are classified as . .. ?

Ecologically speaking, zooplankton are classified as . .. ?

Answer 1

In aquatic systems:

phytoplankton: primary producers

zooplankton: consumers, or small predators

For more reading, see: http://en.wikipedia.org/wiki/Plankton#Fu...

Answer 2

Phytoplankton are primary producers.

Zooplankton are either primary consumers, decomposers, or parasites.