A wet dry filter typically has biomedia (such as bio balls) and the media is not submerged. Water is trickled over it to conduct the bio cycle of proteins and waste. A sump contains (typically) sand, lr
rubble and the contents are typically submerged. Each has its advantages and disadvantages. Sumps are also typically lighted if you want to grow algae...
32 gallon hex, 34 lbs lr
, Prizm protein skimmer, fluval 104, 1 maxi jet 750, 1 maxi jet 1200 ph
, current 40w 50/50 pc
, 1 NO
powerglo 19watt, 1 daylight NO
65w (equiv), two damsels, 1 green brittlestar, 1 peppermint shrimp, turbo snails, red legged hermit crabs, kenyan tree coral, leather coral, pumping xenia, mushroom coral, green star polyps, orange button polyps