There are the obligatory goldfish, along with the occasional Siamese fighter. There’s also the guppy (Poecilia reticulata) — the little fish named after the person who incidentally was not the first ...
Common livebearer such as Guppies, Endler’s guppies, Mollies, Swordtails and Platies, are touted as ideal beginner fish for hard water aquaria by many bloggers, aquatics shops and hobbyists – and ...