It could be a disease. Note where the lumps are and what they look like. Are there any sores? white spots? What does it's eyes look like? Are the fish acting peculiar? Observe the fish for a short while and notice what it looks like and what it is doing. You can go to where you bought your fish and they should be able to give you an idea or even tell you what might be wrong.
No, neon tetras have very short tails.
Yes,Neon tetras and catfish live together well.
Neon Tetras do very well in soft and slightly acidic water. If there are a couple of Neon Tetras left, it may be best to quarantine them in a separate tank.
No.
neon tetras live at standard tropical aquarium temperatures, but a good place to start is about 76 degrees Fahrenheit
Neon light bulbs work by transmitting electricity through neon gas to produce light. Neon tetras are not electric, so neon is not the culprit of the fishes shimmer. The colors that you see on a neon tetra are a result of iridescence.
if you mean colouration then no if they don't have a lot of colouration it means there stressed
angel fish can eat neon tetras is the simple answer, but i have angel fish and neon tetras in the same tank and the angel fish does not bother the neons, although this may be because the angel fish is not full grown yet so it is a 50% chance
Neon tetras live in fresh water, not salt. So they probably live in areas of the Amazon River.
No, neon tetras are freshwater fish and cannot thrive in saltwater. They require specific water conditions and saltwater would be harmful to their health. It is important to provide neon tetras with the proper environment to ensure their well-being.
The Neon Tetras are neon blue with a narrow pinkish or red stripe running across their sides. Very pretty fish and very hardy. Great for starting a new tank with.
Neon Tetras can not get pregnant. They are egg layers and EXTREMELY difficult to breed.