Freshwater Fishes African Cichlids American Cichlids Angelfish Arowana Barbs Bettas Bichir Cory Catfish Danios/Minnows Discus Goldfish Gouramis Guppies Hatchetfish Killifish Large Catfish Loaches Mollies Platies Plecos Rainbowfish Rasboras Freshwater Sharks Suckerfish Swordtails Tetras