X-Ray Tetra

Yellow, black and white striped fins!
X-Ray Tetra Scientific Classification
Scientific name
Pristella maxillaris
X-Ray Tetra Physical Characteristics
Yellow, Black, White, Silver
2 – 5 years
X-Ray Tetra Distribition

X- Ray Tetra Classification and also Development

The X- Ray Tetra is a little species of education fish that is normally located in the Amazon River’s seaside waters in South America. The X- Ray Tetra fish is additionally called the Golden Pristella Tetra and also the Water Goldfinch because of the pale gold colouration of their clear skin. They were initial defined by Ulrey in 1894 and also have actually given that turned into one of one of the most preferred freshwater Fish maintained in synthetic fish tanks today. Although the X- Ray Tetra fish is the just recognized species in its genus, it is very closely pertaining to various other little and also vibrant South American Fish, consisting of the almost 100 various other Tetra species.

X- Ray Tetra Composition and also Appearance

One of the most distinguishing characteristic of the X- Ray Tetra fish is the clear layer of skin that covers its little body, permitting the Fish’s foundation to be plainly seen. The ranges of the X- Ray Tetra are a silvery- yellow-colored colour that is really pale, looking virtually gold in some lights. The X- Ray Tetra additionally has a re- tipped tail and also noticeably candy striped dorsal and also rectal fins that are yellow, black and also white in colour. This is a fairly little species of Fish that really has a bony interior framework called the Weberian device, which is utilized in getting acoustic waves, and also adds to their intense feeling of hearing (this bony framework is additionally located in a lot of their loved ones). Females are normally a little bigger and also rounder than the much more slim males, although both are really comparable in appearance.

X- Ray Tetra Distribution and also Environment

The X- Ray Tetra is located in the Amazonian seaside waters of Brazil, Guiana, Guyana, and also Venezuela in South America. They vary considerably from various other Tetra species as they have the ability to endure the more difficult briny water better to the coastline, along with their typical freshwater atmospheres. They occupy clear- water streams and also tributaries throughout the completely dry period, and also with the resulting the rainfalls, the X- Ray Tetra after that relocate right into the swamped marshlands where the water is softer and also much more acidic. It is throughout the damp period that the X- Ray Tetra type as they have much better water problems and also a greater wealth of food.

X- Ray Tetra Behaviour and Lifestyle

Like numerous various other little, vibrant Fish, the X- Ray Tetra is an education species of Fish populating the area in between all-time low and also center of the water en masse. They are unbelievably serene and also are typically forgiving of the various other species that they share their environments with. The X- Ray Tetra is just one of one of the most versatile species of Tetra as it has the ability to occupy both fresh and also briny water gladly, in both acidic and also alkaline problems. It is commonly observed that those X- Ray Tetra that are maintained in containers, can alter promptly from being serene to coming to be nervous in the existence of bigger, predacious Fish, with the exact same practices recognized to be presented if the college dimension is not huge sufficient.

X- Ray Tetra Recreation and also Life Process

Throughout the wet period. the X- Ray Tetra go back to the flooding- lands to generate. Unlike numerous comparable Fish that bring to life live young, the female X- Ray Tetra lays in between 300 – 400 eggs by spreading them among the plants (when she prepares to generate, the see- via skin suggests that her eggs can additionally be conveniently seen). X- Ray Tetra fry start to hatch out as early as 24-hour later on, and also end up being complimentary swimming within a couple of days. As soon as able to swim, the little and also plain white young, have the ability to locate much better food resources and also quickly create their particular grown-up markings. X- Ray Tetra generally live for 3 or 4 years in the wild however can reach older ages in bondage.

X- Ray Tetra Diet and also Target

Like numerous various other little species of Fish that stay in the Amazon River, the X- Ray Tetra is an omnivorous animal whose diet is composed of both animals and also plants. X- Ray Tetra mainly quest Worms, Insects and also little Shellfishes that live near to the river bed and also their fry have a tendency to eat Insect larvae. Although they are additionally recognized to supplement their diet with water plants, they are primarily mini-predators that eat little invertebrates. In synthetic neighborhoods, X- Ray Tetra require a range of food resources consisting of Salt water Shrimp and also Bloodworm along with the conventional flakes and also pellets to make certain that they have a totally nourishing diet.

X- Ray Tetra Predators and also Dangers

The little dimension of the X- Ray Tetra suggests that they ought to not be maintained in the exact same fish tank as bigger, predacious Fish, however will certainly co- occupy the storage tank in harmony with various other little, education Fish that present them no risk. In the wild, X- Ray Tetra are preyed upon by a variety of water predators consisting of bigger Fish and also Frogs, and also are additionally intimidated by Birds and also Snakes if they are better to the water’s surface area. Populaces are believed to be one of the most under risk from the increasing degrees of air pollution in the water and also environment loss generally.

X- Ray Tetra Fascinating Realities and also Functions

The Weberian device (the bony framework) in the X- Ray Tetra’s body jobs by transferring acoustic waves via their animal, that have actually been gotten by the swim bladder and also are after that required to the internal ear, indicating that the X- Ray Tetra has exceptional hearing. The openness of their skin is believed to be a type of defense as predators locate it much more difficult to detect them (together with their light yellow markings) among the thick plants, and also sparkling water. Not just is the yellow-colored X- Ray Tetra preferred in containers, however an albino variation of the species is additionally currently generally located in synthetic neighborhoods worldwide.

X- Ray Tetra Partnership with Humans

Because it was initial defined in 1894, this one-of-a-kind animal has actually been the topic of much attraction because of its almost clear body. They are currently among one of the most preferred species of exotic Fish to be maintained in home containers, generally because of their simplicity of maintaining as they are durable, versatile and also undemanding. Their rapid reproduction price is additionally believed to be among the reasons that they have actually come to be rather so preferred. Today, fish tank X- Ray Tetra do not originate from the wild, however are rather readily farmed for the profession, generally in Eastern Europe and also in the Far East.

X- Ray Tetra Conservation Status and also Life Today

The X- Ray Tetra has actually not been provided on the IUCN Red Checklist as a species that is under risk in its atmosphere. Nonetheless, raising market in the Amazon. Container suggests that there has actually been a rise in the degrees of air pollution in the water and also for that reason a reduction in water top quality, causing small populace decreases in specific locations.


  1. David Burnie, Dorling Kindersley (2011) Animal, The Definitive Visual Guide To The World’s Wildlife
  2. Tom Jackson, Lorenz Books (2007) The World Encyclopedia Of Animals
  3. David Burnie, Kingfisher (2011) The Kingfisher Animal Encyclopedia
  4. Richard Mackay, University of California Press (2009) The Atlas Of Endangered Species
  5. David Burnie, Dorling Kindersley (2008) Illustrated Encyclopedia Of Animals
  6. Dorling Kindersley (2006) Dorling Kindersley Encyclopedia Of Animals
  7. About X-Ray Tetra, Available here: http://animal-world.com/encyclo/fresh/characins/pristella.php
  8. Keeping X-Ray Tetra, Available here: http://www.aboutfishonline.com/articles/xraytetra.html
  9. X-Ray Tetra Information, Available here: http://www.seriouslyfish.com/profile.php?genus=Pristella&species=maxillaris&id=496

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