A population of sea urchins in a kelp forest ecosystem is being over fished. A team of students believe that a decline in the number of sea urchins will affect the organisms in the kelp forest ecosystem. The kelp forest food web below shows the relationships among the organisms in the kelp forest ecosystem.

Explain how each organism in the food web would be affected by a change in the sea urchin population. Please be specific and write in complete sentences (one paragraph) to earn full credit!