The Diamond Tetra (Moenkhausia pittieri) gets it's common name from the way it's scales shimmer like diamonds under the right lighting. Here's how you decide what you can keep with your betta. It doesn’t have specific needs when it comes to temperature or water quality but you should try to keep it in water that are somewhat acidic and relatively soft. The fish are omnivores and in the wild they eat whatever they can get, though they prefer fleshy food particularly mosquito larvae. 1. The Best Tank Mates For A Betta Fish Corys The Pygmy Corydoras grows to about an inch in length, and it enjoys similar water parameters as the betta fish. They are not flashy and territorial enough to draw aggression from your betta, as other bettas, gouramis and cichlids would. The diamond tetra is known for being easy to care for. It will do well in a small community tank provide there is enough room for 6 or more of them. 2. January 29, 2016. 4. Diamond Tetra: A hardy, active and social species which are not known to nip fins. They will not n-i-p his fins, like many barbs and some types of tetra, like serpaes, will. They are not big enough to eat your little betta. Even so, diamond tetras can get a little nippy with other species, especially fish with long flowy fins like betta, so avoid such pairings. Keep them in schools of 5 or more for better results … Diamond Tetras do better in soft and slightly acidic water conditions. It is a good eater, though, and as long as it is doesn't get hungry, it … Some ideal tetras include the diamond tetra, black neon tetra, silvertip tetra, cardinal tetra, and the rummy-nose tetra. Also, you will be quite overstocked if you have 12 male guppies and 5 diamond tetras. Diamond Tetra – Sparkly, diamond colored, hardy, social and active, they do not nip fins Silver Tip Tetra – Tend to be a little more aggressive, nipping at other Tetras Glowlight Tetra – Silver in color with an iridescent orangish-red stripe that goes from nose to tail The diamond tetra needs 4 more of its actual kind and it will cease being nippy. 3. The Diamond Tetra must be kept well fed, or it may resort to munching on aquarium plants. The Diamond Tetra is a good community fish that is very peaceful but also very active. The Diamond Tetra is a hardy fish perfect for beginners. I suggest returning the diamond tetra and the "red, blue and gray" tetras and keeping it a guppy tank seeing as you have so many already. Being on the go all day, this fish gets hungry. Cardinal Tetra: Very similar to the Neon Tetra, but they grow to a slightly larger size of 2 inches. Neale Monks [CC-BY-SA-3.0] Category: Tetra. A densely planted tank with tinted water will work best. Glowlight Tetra: A Peaceful, shoaling species. They are only small, growing to around 2 inches in length.