Originally Posted by MarinaClown
I think ultimately it comes down to nitrates levels. So if your nitrates are high and you are not overfeeding then may be its worth upgrading.
asides from the protein skimmer, i also have:
1 filter sock that I usually change once a week,
1 bag of chemipure elite
and whole lot of chaeto algae
I usually do 20gal water changes weekly. but I think I frequently overfeed them b/c my kids bring their friends over.
my nitrates are testing zero and no huge issues with micro algae. I do have diatoms that grow on my sand (not cyano