I'm filtering a 125g tank with 2 oscars and a common pleco. How much filtration do I need? Cost is a big factor in this decision so I was considering the Filstar XP 3, seems to be the most filtration for the lowest price. What filter would you recommend out of the list below? Any other suggestions are welcome.
Marineland C360:
-360gph
-recommended for tanks up to 100g in size
-$220
RENA Filstar XP 3:
-350gph
-recommended for tanks up to 175g in size
-$190
Penn Plax Cascade 1000:
-265gph (I think)
-recommended for tanks up to 100g in size
-$145
Penn Plax Cascade 1200:
-315gph
-recommended for tanks up to 150g in size
-$210
Eheim 2217:
-264gph
-recommended for tanks up to 160g in size
-$200
Marineland C360:
-360gph
-recommended for tanks up to 100g in size
-$220
RENA Filstar XP 3:
-350gph
-recommended for tanks up to 175g in size
-$190
Penn Plax Cascade 1000:
-265gph (I think)
-recommended for tanks up to 100g in size
-$145
Penn Plax Cascade 1200:
-315gph
-recommended for tanks up to 150g in size
-$210
Eheim 2217:
-264gph
-recommended for tanks up to 160g in size
-$200