Hey all I am kinda new here so here goes.
I have a 55gal tank with 1 red tail shark, 1 pacaussimass (I don't know how to spell his name algae eater), 2 flying fish, 3 Mini neon Tetras, 1 sword tail, 2 neon orange Tetras and thats it for now :P. The filter is the Bio Wheel 450 penguin.
But...