Photo Caption:Sump/refugium 20 gallon. Water enters on right, flows through filter floss, bioballs, two levels of sponges, into refugium, through sponge level and back to return pump. Refugium contains java moss to use up excess nutrients.
Description: 33 gallon freshwater planted tank, outfitted with overflow box leading to a sump/refugium on reverse photosynthetic cycle. Driftwood, anubius, cryps, otto cats, neons, flower shrimp, freshwater clams and more.
Advice: Keep your feedings light, export those excess nutrients. ie: water changes, plants, bacteria cycling etc.