New to the forum.My last aquarium was about 25 yrs ago.It was a 110 Oceanic drilled with corner overflow(used as prefilter with foam block,drip plate and cartridge filter,DIY welded plexiglass wet dry(15 gallon bio-balls) Iwaki 30rlt,PEP(NuClear) canister filter and 25 wattUV.Fish...