Hi people this picture i am presenting here shoes the musualism was
talking was talking about the plant and the fish on the lab they both benefiting from the relationship without harming each other . This also show what is we call a biological filtration, they is use
of living plants and nitrogen loving bacteria that keep the habitant of a
fish cycled. I refered to it as a cycled tank because it has finished
its nitrogen cycle , proper managment of ammonia and fish does not
suffer same in an uncycled system.