What could have caused the size of the moon jelly population to increase? Claim 1: A change to the size of the algae population caused the jelly population to increase.
Claim 2: A change to the size of the walleye pollock population caused the jelly population to increase.

1-State your claim. You can support one or both claims.
2-Describe your evidence.
3-Make your argument as convincing as possible by making sure you explain how your evidence supports your claim or claims.