Steps. 1. Most freshwater community fish can be together such as tetras, danios, guppies, mollies, platies, rasboras, corys, swordtails, with angelfish, and Dwarf cichlids (not African cichlids). Fortunately, they all eat the same food, such as any tropical flakes or pellets.Frozen bloodworms and mini shrimp are good as well.ost freshwater community fish can be together such as tetras, danios, guppies, mollies, platies, rasboras, corys, swordtails, with angelfish, and Dwarf cichlids (not African cichlids).