Tetras fish are healthy fish that perform well in a peaceful aquarium in the city. It is suitable for keeping six or more fish in the aquarium of the same tetra genus. The Tetras fish are happiest in a well-planted, moderately lit aquarium. Here are ten of the most impressive Tetra fish types that you can have in your tank.
Table of Contents
Green Neon Tetra Fish
This tiny tropical beauty has the same form and family as ordinary Cardinal Tetra and the typical Neon. You can easily confuse one because the greenish hue is masterfully disguised. While most of them retain their relatives’ coloration, the Orange Neon’s belly has a little orange blend and the upper body. You will also note that the greenish hue of its signature line is too. As for the scale, minimal improvement is still taking place – up to one and a half inches.
In big groups and collective pools, the Green Neon Tetras are doing well. They are low-care fish, which coexist easily with others. There should be no aggressive behavior and stress as long as there are no hostile fish or superactive species.
- Size: 1 inch
- Difficulty: Beginner
- Least Tank Size: 10 to 20 gallons
Ember Tetra Fish
The Ember Tetra is a lesser-known tetra with a lot to offer, naturally found in central Brazil. It is familiar to many fish of the tetra family. It is a common type. But the color that stands out is distinct.
This fish is almost entirely coated in an orange tinge, as its name suggests. It imitates the natural amber, which is nicely distinct from a natural setting.
Ember Tetras fish is a perfect fish for beginners in terms of feeding. They are generally uncomfortable and do well in familiar tropical waters. At warm temperatures from 73 to 84 F degrees, Embers do their best. They also like water with a hardness between 5-17 dGH that is relatively neutral.
Embers shoal fish and other forms of Tetra. They swim together, creating in your aquarium a great swath of color.
- Size: 1 inch
- Difficulty: Beginner
- Least Tank Size: 10 gallons
Ember Tetras fish is a perfect fish for beginners in terms of feeding. They are generally uncomfortable and do well in familiar tropical waters. At warm temperatures from 73 to 84 F degrees, Embers do their best. They also like water with a hardness between 5-17 dGH that is relatively neutral.
Neon Tetra Fish
These iconic species have been linked to Cardinal Tetra and were every fish keeper in the world in the aquarium. They derive from the same tropical basins as the above two other species and reach a length of up to 1.5 cm.
The disparity in coloring distinguishes them from the cardinals. The upper part of your body is distinctly darker, sometimes black or greyish.
The Neon Tetra fish is now less red, but the classic line has been maintained only halfway around the body.
They would be a perfect option for any group tank or setup that fits into the aquarium in small and medium sizes.
Neon Tetras is the perfect fish for the group. They play well and generally stick to the upper and lower sections of the column of water. These fish can easily be part of a large community of fish with some careful planning.
- Size: 1.5 inches
- Difficulty: Beginner
- Least Tank Size: 10 to 20 gallons
Rummy Nose Tetra Fish
The Rummy Nose Tetra fish is coming up next. Can you imagine what it is most defining?
The whole head of the fish has a bright red tint. It compares well with the rest of the body, which is silver neutral. On the tailfin, you can also see some excellent detail.
There are clean, white, and reliable black horizontal lines. This unusual color and pattern combination makes this fish so fascinating!
You’re an excellent fish for schooling. It should be held in at least six fish classes. However, you can add more if you have a spacious tank! These are school fish that swim together in unison and make a spectacular display.
It’s tranquil and quick to go. In captivity, it is also straightforward to breed. You can quickly spawn with a little patience and grow a safe Rummy Nose Tetra population.
- Size: 2.5 inches
- Difficulty: Intermediate
- Least Tank Size: 20 gallons
Neon Tetras is the perfect fish for the group. They play well and generally stick to the upper and lower sections of the column of water. These fish can easily be part of a large community of fish with some careful planning.
Black Neon Tetra Fish
The Black Neon Tetra fish is the right choice for new and seasoned aquariums. Low maintenance and quick treatment. They are just like Neon Tetra, their most popular cousin.
It’s the same torpedo-shaped body, you will note. Nevertheless, the Black Neon Tetra has even deeper colors. The body is mostly black and dark green with some undertones. However, two bright iridescent stripes make a cool contrast while swimming.
In the wild in the black neon tetras live. The floodplains cover the water. You can emulate water chemistry while not having to recreate the look in your tank.
These fish best work in acidic waters. The pH level is optimal from 5.0 to 7.5. They do better, too, when the weather is colder.
- Size: 1.5 inches
- Difficulty: Beginner
- Least Tank Size: 20 gallons
Blue Tetra Fish
Although it is just a color, Blue Tetra is an Amazonian native, one of the family’s most singular appearances. The body is mainly dark blue or purple, with darkened and darker central parts.
If the light is right, the iridescence can still be seen in these fish. You can see the world at its best when you look straight at it, and the sun reaches its side in the right angle.
These healthy little guys can reach 2.3 inches and typically live in the right conditions for up to 3.5 years.
Blue tetras need an unbrought-out tank and natural decor. They are friendly and do best in groups, like many other forms of tetras. The fish also get stressed out when the tank is overcrowded, so they go to nipping!
- Size: 2 inches
- Difficulty: Beginner
- Least Tank Size: 20 gallons
Cardinal Tetra Fish
Here is another common kind of frequently misidentified tetra species. This fish is commonly mistaken for a Neon Tetra because of its familiar appearance. While they look identical, after closer inspection, you can find some significant differences.
The red line, which is very bright, is the most prominent. The red strip runs about half the body for Neon Tetras. It ranges from the furrows to the tail for Cardinal Tetra. The red color still bleeds in the tailfin for most specimens.
Cardinal Tetras is docile and easy to look after. You are doing well in groups, and you are mainly going to swim in shoals.
For these fish, the natural decoration is best. You want to swim in plants and get some sun shelter.
- Size: 2 inches
- Difficulty: Intermediate
- Least Tank Size: 10 to 20 gallons
Lemon Tetra Fish
Lemon Tetra is a well known and popular tropical aquarium fish native to the South American region. Thanks to their characteristic bright yellow signs, they are easy to spot even in a crowded tank.
The body is covered in thin, compressed, and closely packed scales and gray, and the pitch-black eyes are brilliantly reddish. It is up to 2 centimeters long and quick to breed.
The fish suit several conditions well. Waters between 70 degrees and 80 degrees Fahrenheit will remain healthy. They can tolerate alkalinity, but they prefer slightly acidic conditions.
- Size: 1.5 inches
- Difficulty: Beginner
- Least Tank Size: 20 gallons
Penguin Tetra Fish
The Penguin Tetra is a wonderful, neutral fish. This species sticks with black and silver rather than the bright colors on several other forms of Tetra.
The body is also coated in a bright silver reflecting the light. This shimmer is interrupted by a thick black line. It runs down to the tail from the gills. The line runs to the bottom of the tail fin in most specimens.
These are school fish that must be kept safe by a community. The fish would also spend their time hiding from anyone. In groups of six or more, they perform well. The group swims in unison when relaxed.
Tetra’s Penguin isn’t hard to look after. It suits well with standard setups of freshwater. Moreover, they are omnivores who eat whatever food they sell. Provide dry food and live snacks to a balanced diet for the best performance.
- Size: 3 inches
- Difficulty: Beginner
- Least Tank Size: 30 gallons
Cardinal Tetras fish is commonly mistaken for a Neon Tetra because of its familiar appearance. While they look identical, after closer inspection, you can find some significant differences.
Emperor Tetra Fish
Emperor Tetra is friendly; in every community, aquarium contained fish. Its fins are transparent, and the tail appears superior to the experienced aquarium’s novice. Emperor Tetra is a perfect addition to the neighborhood aquarium, originally from South America.
Emperor Tetra can be housed with brackish water fish in a soft bath. Plants, rocks, and driftwood contribute to the enhancement of its natural ecosystem.
Emperor Tetra also breeds in an aquarium, and it needs a hospital or a “breeding tank.” For optimum breeding habits, mildly acidic water is best. Reach the parents after spawning so that they do not consume their descendants.
The Tetra can tolerate various foods, including savory shrimp or daphnia, freeze-dried tubifex and bloodworms, micro pellet food, and high-quality flake food.
- Size: 2.5 inches
- Difficulty: Beginner
- Least Tank Size: 10 gallons
