hi im going to buy a 150 gallon tank dimensions are 72 1/2, 19 width, and 28 inch hieght and im putting jaguars , an albino oscar, sengal, bicher, pleco max 5 inches, and a gt so my question is would 1 fx5 fo the job because there rated for 400 gallons thats already 3 x more filtration or should i also use a fluval 405 with the fx5 or can i just use the fx5 
