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X-ray Tetra Fish

X-ray Tetra Fish

X-ray tetra or Pristella maxillaries is also commonly known as golden pristella as it has transparent body. They belong to Characidae family. These fishes are normally very peaceful and like to live in the community. They are social and very friendly and very easy to care for. It can be seen in both brackish and soft water. It is also harmless to other fish and plants.

The x-ray tetra fishes are small fishes and they live in very large group. They have generally compressed bodies and are identified easily by their fins. They generally posses a homocercal caudal fin. It has a tall dorsal fin, which is connected to the body of the fish. Males are normally smaller than the females. These fishes can be kept in aquarium in groups. They are omnivorous. They like to feed on flakes, frozen and live foods. The water temperature that suits them should be between (22-28) degrees Celsius. They grow up to a size of (1.5-2) inches. They are found mainly in Lower Brazilian, Orinoco, South America, etc. It has a large spot on the dorsal and anal fin. It has a silver yellowish body and a reddish tail. Their most important characteristic is that they are resistible to temperature change and change in water quality. These fishes are shy in nature, so they are needed to be kept in a group of six at least. They have a life span of around 5 years.

Reproduction and breeding in x-ray fish
These fishes lay eggs and breed in the aquarium, but there should be sufficient pairs in order to spawn. They should also be given proper environment in order to breed. There are various ways of providing such environment, which would be suitable for them to breed. They breed fast in soft water. Water acidity should be around pH 6.5. The natural solutions can be used to filter the water chemically. One more thing that is needed to be taken care of is that they should be provided apt lighting. They scatter their eggs during spawning and these eggs hatch in about 24 hours. The newly hatched fish should be fed with brine shrimp and the fry should be fed with liquid fry food. The eggs in the female are visible normally.

Varieties of X-ray tetra
The tetra fishes are found in several varieties. Some of them have wide body and some have slender body. The three most common tetras that are found in shores are the red phantoms, the black phantoms and the x-ray tetra. Some of the tetra species are Adonis tetra (Lepidarchus adonis), Arnold's tetra( Arnoldichthys spilopterus), brass tetra( Hemigrammus rodwayi), blue tetra,(Tyttocharax madeirae), diamond tetra( Moenkhausia pittieri), nurse tetra( Brycinus nurse) , rainbow tetra( Nematobrycon lacortei), etc.

X-ray Tetra Facts

  • The X-ray tetra was first described by Ulrey in 1894.
  • They eat fish, which are smaller than them.
  • They are bright silver-colored and transparent.
  • They are commonly known as the Pristella tetra.
  • Their internal organs are visible as they are transparent.
  • They can survive in salt water too.
  • They are normally one inch in size.
  • They are not in the IUCN red list of endangered species.