Ninety gal. with 40 sump, Mag 12, 150 Octopus skimmer with modded needlewheel impeller, orange/red tree sponges. Asst'd snails, four atlantic cucumbers, scarlet reef hermits, two inches sand, 45 lbs LR (marco rocks) converted, and still adding. Several 10 gal fry tanks, 29 gal hex juvi tank an...