| Debauwi catfish, Three-striped glass catfish., African glass catfish Pareutropius debauwi |  |
| Denisons Flying Fox Puntius denisoni |  |
| Discus Symphysodon aequifasciatus |  |
| Dolly pleco, L183 Ancistrus dolichopterus | |
| Dwarf Cory, Pygmy catfish Corydoras hastatus | |
| Dwarf Gourami Colisa lalia | |
| Dwarf Pleco Peckoltia pulcher | |
| Dwarf Rasbora, Spotted Rasbora Rasbora maculata | |
| Dwarf african mouthbrooder Pseudocrenilabrus nicholsi |  |
| Dwarf livebearer, Mosquito fish Heterandria formosa | |
| Dwarf neon rainbowfish Melanotaenia praecox |  |
| Dwarf pencil fish Nannostomus marginatus |  |
| Dwarf puffer fish Carinotetraodon travancoricus |  |
| Dwarf sucker catfish, Midget suckermouth catfish, Oto Otocinclus affinis | |
| Dermogenys pusillus Half-beak |  |
| Distichodus sexfasciatus Clown tetra | |
Avoid tankbusters! Too many tropical fish stores sell small fish that will continue growing until too big for any home aquarium. Rehousing can be very difficult indeed. Avoid species such as the shovel-nosed and red tailed catfish