So it is always good to keep a few healthy fish to consume the algae, and make your tank active, but always be sure that you have a great number of plants that grow and consume the nutrients in the tank as well.
(you; have; a great number of plants) Context(you have,List([121, 129))):(you; have a great number of plants consume as well; L:in the tank) (plants; grow; ) (a few healthy fish; to consume; the algae)
you have,List([121, 129))
you you plants a few healthy fish
have have a great number of plants consume as well grow to consume
a great number of plants
L:in the tank
the algae