Dwarf Gourami can be kept in community tank with similar size & temperament fish. Tank size & Tank Decoration plays an important role. This includes Zebra Danio, Mollies, Platies, Swordtail, Botia Danio, Black Neon Tetra, Serpae Tetra, Giant Danio, Dwarf Neon rainbow fish, Pencil Fish, Rosy barbs, Pearl Gourami, & so on. Sometime Male Dwarf Gourami may be aggressive to smaller fish so watch-out for aggression in Tank. Dwarf Gourami aggression is subdued when there are bigger fish in the aquarium.