I currently have 1 percula clownfish, 1 ocellaris clownfish, 2 pajama cardinalfish, 1 virgate rabbitfish (juvenile), 1 orchid dottyback, 1 yelloweye kole tang, 1yellow clown goby, 1 neon goby, 1 yellow citron goby, and 1 dwarf (falcos) hawkfish.
They are in a 125 g tank with a ~30 g sump...