Planorbidae make up a significant portion of aquaitic pulmonate gastropods. In Australia alone, there are over 20 species group taxa that have been described. Their common name, ramshorn snails, comes from the spiral shape of their shells, which looks like a ram’s horn. Ramshorn snails come in a wide range of colours, including red, brown and black, and they can even be shimmery and translucent in colour. Because of the unique design on their shells and their colour, they can be a welcomed