Illustration of a phytoplankton bloom and crash
Illustration of a Phytoplankton blooom
An illustration indicating an intermittent concentration of phytoplankton
Illustration of a low concentration of phytoplankton
Illustration of a high concentration of phytoplankton
Illustration of a mixed phytoplankton community
Illustration of Bioturbation
Illustration of grazing using an urchin for example
Illustration of grazing using a turtle for example