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How big do Red Phantom Tetras get?

Author

Olivia House

Published Feb 18, 2026

How big do Red Phantom Tetras get?

about 1.5 inches

Considering this, how big do Red Phantom Tetras grow?

These fish can grow up to 4 centimetres in length. Red phantom tetras are closely related to black phantom tetras (Hyphessobrycon megalopterus). The aquarium should have a volume of at least 54 litres. This corresponds to the Tetra Starter Line LED aquarium with the following dimensions: 60 x 30 x 30 cm.

Also, are Phantom tetras Hardy? The Black Phantom Tetra is highly hardy and this is one thing that makes it a popular favorite of many aquarium enthusiasts. The fact that the fish is very resilient makes them also a great option for beginner aquarists.

Beside this, will black and red phantom tetras school together?

I actually have both these species in my tank, red minor and black phantom, and they do school together. Also, like mentioned many of the red minors can be fin nippers, I had to return quite a few before keeping 2 calm ones along with 3 phantoms. They all school togeher much of the time.

How big is a neon tetra?

Neon Tetra size is 4 cm (1.5 in) long. The male is slightly longer than the female. It is smaller than the Cardinal Tetra.

How big do black phantom tetras get?

A long-finned variety, apparently developed by captive breeders, is sometimes sold in the aquarium trade (the male has elongated dorsal and anal fins even in the wild form). The black phantom tetra reaches a maximum standard length of 3.6 cm (1.4 in).

How long do black phantom tetras live?

The average Black Phantom tetra lifespan is about five years. Some may even reach six years if you're lucky! The quality of care you provide will have an impact on this fish's life expectancy. Like any other species, they need optimal water conditions, the right environment, and a high-quality diet to truly thrive.

Do Phantom Tetras go to school?

It is a peaceful schooling fish and a great choice for a community aquarium. The black phantom tetra gets its name from its "eye patch" behind the gills as if a phantom is peering back at you. If you add these fish to your aquarium you may even get the chance to observe "mock fight" displays between males.

Can black phantom tetras live with bettas?

Black Neon Tetras & Bettas

One of the reasons they make great tanks mates is their lack of color. Color often triggers aggression in bettas so this can be easily avoided with black neon tetras. As well as this most of the parameters a betta needs to survive are similar to them as well.

Why are my Black Phantom tetras fighting?

I feel your tank might be too small for a school of Black Phantoms. The behavior of fighting each other is normal, but since your tank is small they can't get away to rest, also It can be stressful if they constantly fight all day long. There many others tetras more peaceful, for example lemon tetras.

What fish can go with angel fish?

10 Best Angelfish Tank Mates
  1. Boesemani Rainbow Fish (Melanotaenia boesemani)
  2. Corydoras Catfish (Corydoras sp.)
  3. Dwarf Gourami (Trichogaster lalius)
  4. Praecox Rainbow Fish (Melanotaenia praecox)
  5. Zebra Loaches (Botia striata)
  6. Platies (Xiphophorus maculatus)
  7. Mollies (Poecilia sp.)
  8. Kribensis (Pelvicachromis pulcher)

Can black phantom tetras live with angelfish?

Black (or black widow) tetras, serpae tetras and neon tetras will nip your angelfish's fins. Rummynose, black phantom & diamond tetras, while small, will go along well with the angelfish. While smaller than the angels, they're too fast for the angels to reach.

How can you tell if a Black Phantom Tetra is pregnant?

Have you noticed that your tetra fish has gained mass, especially around the abdomen and tail? A female beta fish's abdomen will grow before it spawns. There will also be a dark spot on the underbelly of the fish near the tail. The dark spot usually shows right before the fish is due to spawn.

Do Black Phantom Tetras eat shrimp?

Carnivorous fish, like tetras, will eat anything that they can get their mouths around. Cherry shrimp are a perfect size.

How many Congo tetras are there?

Congo tetra's require a tank of no less than 30 gallons because in keeping them it is advised to keep them in schools of six to eight. Keeping them in lesser numbers may result in them being very skittish and stressed as they don't feel protected enough.

Are Ember tetras Livebearers?

Yes, Ember tetras will breed in an aquarium and these tetras are egg layers or egg-scatterers. Ember Tetra females release eggs into the water column and fertilize them with sperm from male tetras. The eggs will hatch in about 24 hours, depending on their temperature and other factors.

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How big do Red Phantom Tetras get?