Tetras are many species of freshwater tropical fish in the characin family ( Characidae) or in the African tetra family ( Alestiidae) of order Characiformes. Not all characins are called tetras; this category includes only those fishes commonly called tetras.
See Tetra.
Subcategories
This category has the following 3 subcategories, out of 3 total.
Pages in category "Tetras"
The following 31 pages are in this category, out of 31 total. This list may not reflect recent changes.