Neon tetra | 水產百科網

Intheaquarium—Innes.P.innesiisoneofthemostpopularaquariumfishwithabout2millionsoldintheUSeachmonth.

Species of fish

The neon tetra (Paracheirodon innesi) is a Freshwater fish of the characin family (family Characidae) of order Characiformes. The type species of its genus, it is native to blackwater and clearwater streams in the Amazon basin of South America.[2][3] Its bright colouring makes the fish visible to conspecifics in the dark blackwater streams,[4] and is also the main reason for its popularity among freshwater fish hobbyists, with neon tetras being one of the most widely kept tropical fish in the world.[5]

The neon tetra is found in the western and northern Amazon basin in southeastern Colombia, eastern Peru, and western Brazil.[2][3] It lives in waters with a temperature between 20 and 28 °C (68–82 °F) and pH 4–7.5.[2][3] It has a preference for acidic blackwater streams, but also occurs in transparent clearwater strea...