I was thinking 6-8, but I'm not sure. Currently, I have 4 2-inch molly fish in a 10-gallon tank. A full school of Neon Tetras (6 fish) requires at least 15-20 Gallons. i have a ten gallon tank and i want to get 3 guppies and a few neons but i don't know how many i should get. 60 litre tank,that means 15 gallon tank..here you can keep a school of 10-12 neon tetras... fishyfeet Fish Herder. The tank I am looking into is the Top Fin 10 gallon starter kit. Neon tetras need at least a 20 gallon tank. Reply. Apr 8, 2019 . This should be enough for a small group of fish to swim comfortably. While small they're actually very active and really do better in a larger tank. As long as it isn't too aggressive. After some thought, I decided that I wanted to add some neon tetra into the tank. I am working off the knowledge that a ten gallon aquarium is small. By HarimG, 9 months ago on Stocking & Compatibility. If you are going with a small tetra such as a neon or a black, you may be able to go over the 1 fish per gallon rule just slightly (10-12 fish.) Suggestions required to save him. 2.) 0 0. Just get more females than males (or all males). So recently I've done a lot of things with fish. Being native to the Amazon and its tributaries, these small fish like a slightly darker environment. Fortunately, many common tetras fit well into this size range. They can have a lifespan of as long as ten years, or normally two to three years in aquarium. Penguin Tetra. 100% Upvoted. Neon tetras should be in schools of 4 or 6 at the very least, and each fish requires roughly 1.3 to 1.5 gallons of tank space, you should not be using a 2.5 gallon tank for neon tetras at all. Aqueon 10 Gal LED Aquarium Kit: This 10-gallon tank is just the thing for a small Neon Tetra community tank. 2- 2.5 gallon tank. Whether it is a 5-gallon, 10-gallon, 20-gallon tank or even the bigger ones, providing safe and healthy environment is the key to keeping any kind of fishes including tetras. Joined Feb 9, 2004 Messages 1,464 Reaction score 0 Location essex uk (nr colchester) Feb 26, 2010 #5 Fish Guy said: Well if you were just going to go with neons I would say 10 would good in that size tank. Ideally neons should have a 20+ gallon tank. This tank already has 4 albino corys in it and has quite a few plants.It's not fully cycled yet, so I won't be adding the tetras for another maybe 2 weeks. 10 years ago. Rummy nose tetras require more space than an already stocked ten gallon allows. Tetras are Shoaling fish and that why you should keep them in a group of atleast 5-6. Favorite Answer. 5 Answers. Tropical Aquaria 14,265 views. Purchase a dark substrate -- aquarium gravel is the most common -- and place a thin layer along the floor of your aquarium. There are many different types of tetras and they vary in size. Is that a disease? A 20-gallon tank gives everyone plenty of room and allows both the beta and the tetras to have their own territories. I got 6 neon tetras but the tank looks practically empty. share. For example, according to this rule, a 10-gallon tank could hold a 10-fish school of 1-inch neon tetras. If you really want to add a few more fish you should upgrade to a filter for 20+ gallons FIRST and then add 4-6 neon tetras. I was wondering how many Neon Tetras could I add to a 20 gallon long community tank. I previously had a mix of tetras and a few platy's, danios, and swordtails but I have just transfered them into a 25 gallon. Hi, I'm new here. Neon tetras are considered easy to keep in an aquarium of at least 10 gallons. Perfect for Tetras and Angelfish. Penguin Tetra. It is fine to get away with 13 neon tetras, but adding more would not be wise. Relevance. Step 2. report. Size: The principle that should be adopted when it comes to keeping small fishes like the tetra is the one inch per gallon rule, this means that one inch of the tetra fish is estimated to occupy one gallon in the tank but make sure you only apply this when the fishes are micro in size.