Lemon Tetra – Care – Size | Breeding | Tank Mates | Lifespan

Lemon Tetra

The Lemon Tetra, scientific name Hyphessobrycon pulchripinnis is a freshwater aquarium fish that’s extremely popular amongst aquarium lovers.

Lemon tetra profile

The fish is amongst was first taken from the wild and launched within the aquarium commerce back in 1937. It is, without doubt, one of the oldest modern aquarium fish that’s nonetheless popular with aquarium lovers.

Is native to the South American nation of Brazil the place they have been first collected for aquarium commerce from the wild.

The fish are identified for his or her attribute transparent coloration and somewhat small bodies.

They prefer to inhabit clear waters that are clear will minimally present and due to this fact they simply adapt to residence aquariums when collected from the wild and launched to their new habitats.

These are among the many most east to look after aquarium fish that one can find within the business in the present day.

The fish doesn’t need a lot of consideration as long as you make sure that you make the essential necessities for conserving fish within the aquarium updated.

Lemon Tetra Overview

This tetra stays a small size of no more than 2 inches (5 cm) and likes to be in a school of at the very least 6, which limits them to a minimum tank of 10 gallons.

They come from the Amazon river and any rivers that move off of the Amazon River. They will settle for a large range of water parameters, however, the ideally suited parameters embody a pH of 6.0 – 7.5, comfortable water, a water temperature of 70-80°F (21-27°C) and if cared for correctly, these fish can dwell from 6 to eight years.

They are very peaceable by nature and maybe put in a tank with something that won’t eat them and with these species having the identical water parameter necessities.

Lemon Tetra Appearance

The fish are normally comparatively small in size and can measure most of two inches at the very least 5 centimeters long! If you are taking an off-the-cuff have a look at the fish you’ll discover that it reveals a transparent coloration.

However, when the fish is effectively cared for and correctly fed when in captivity, it tends to point out the lemon-like coloring on the general body.

There is an albino coloration morph of the fish that has been developed, though the lemon coloration selection nonetheless stays essentially the most popular.

Lemon Tetra Description

The lemon tetra is, without doubt, one of the deeper-bodied tetras, contrasting with slender, torpedo-shaped relations such because the cardinal tetra and the rummy nosed tetra, whose approximate body form when seen from the facet is that of a lozenge,(sometimes called a diamond, is a type of rhombus).

The primary body coloration of an adult specimen is a translucent yellow, with a pearlescent luster emanating from the scales in significantly wonderful specimens.

The dorsal and anal fin of the fish are marked with black and yellow: particularly, the anal fin is hyaline (glass-like look), with a black outer margin, the anterior three or 4 rays being an intense, acrylic lemon-yellow in hue, whereas the dorsal fin is principally black with a yellow central patch.

The tail fin is usually hyaline however in wonderful specimens (significantly alpha males) acquire a gunmetal-blue luster.

The pectoral fins are hyaline while the pelvic fins are translucent yellow, changing into more solidly and opaquely yellow with black posterior edges in wonderful specimens (once more, alpha males are significantly notable in this regard).

The eye is a notable function of this fish, the higher half of the iris being an intense red, in some specimens nearly gemstone-ruby in look.

The color of this part of the iris is an indicator of the health of the fish: if this red coloration fades, or worse nonetheless turns gray, then that is an indicator of significant illness within the fish. Infrequent with many characins, the lemon tetra possesses an adipose fin.

This fin could purchase a black border, significantly in males, although this isn’t a dependable attribute. Black areas of coloration on adult fishes continuously purchase a shiny sheen, enhancing the great thing about the fish.

Determining the gender of the fish is achieved in adult specimens by inspecting the black outer border of the anal fin.

In feminine specimens, this consists of a wonderful black line, showing nearly as if drawn onto the fin with a wonderful pencil. In male specimens, significantly alpha males, the border is conspicuously wider, and inbreeding alpha males can cover as much as a 3rd of the total space of the anal fin.

This is the one dependable technique of differentiating gender on this species – whereas males continuously have taller and more pointed dorsal fins, some females additionally possess tall, pointed dorsal fins, and thus this attribute is just not dependable.

Ripe females are fuller-bodied, significantly when considered from instantly above, because the body cavity expands to accommodate the eggs forming throughout the feminine’s reproductive tract.

Juvenile fishes are normally translucent with solely a touch of the color of the adult. Additionally, the gender traits in juvenile fishes usually are not absolutely shaped, so differentiating juveniles into female and male people is extraordinarily troublesome.

Lemon Tetra Habitat

The lemon tetra inhabits clear waters with a modest to reasonable present move, remaining in shallower waters in shut proximity to stands of aquatic vegetation.

The water chemistry is barely acidic, and the waters are comparatively mineral-deficient. Lemon tetras congregate of their chosen waters in giant shoals, numbering a number of thousand people, the place the black and yellow coloration turns into disruptive from the standpoint of predatory fish species trying to trace a person fish.

The fishes are able to transfer at velocity when required, and in a shoal, the fishes will, when hazard threatens, weave out and in of one another, including to the visible confusion for a predator. The species preferentially occupies the center and mid-lower water ranges within the wild.

Lemon Tetra Aquarium upkeep

Lemon tetras fare finest in a planted aquarium, the place they need to be saved as education fishes, permitting them to copy their wild behavior as carefully as possible.

A minimal of six people must be saved in an aquarium, although if house permits, a bigger quantity is preferable because the species reveals a marked choice for grouping collectively in giant shoals of its personal sort the place possible.

In a planted aquarium, the Lemon Tetra shows more vivid coloration – juvenile specimens in naked seller aquaria normally seem ‘washed out’ in look and don’t present the complete splendor of which this species is successful.

The aquarium for this species must be furnished with plant thickets interspersed with open swimming areas the place the fishes can display to one another.

Suitable companions in an aquarium embody different tetra species, small barbs, small danios, small rasboras, Corydoras, and Otocinclus catfishes, and in aquaria the place house permits, sure species of dwarf cichlid such because the smaller Apistogramma species.

Tankmates must be chosen to be peaceable, not too giant, and more natural display outcomes if the companion fishes chosen are different South American species.

An aquarium containing giant shoals of lemon and cardinal tetras makes a very beautiful display, the blue and red of the Cardinals contrasting with the good yellow and black of the lemons.

While the choice of the lemon tetra with respect to water chemistry lies throughout the realm of soppy (hardness lower than 8° dH) and acidic (pH around 6.6) parameters, the species is notably hardy and can accommodate itself to a large range of situations, the pH range for the fish being from 6.Zero to 7.4.

The temperature range for the species is 21 °C to 28 °C, although the species is able to withstand water temperatures as much as 32 °C for an appreciable duration of time if the water is effectively oxygenated.

Aeration and good high-quality filtration must be offered for this fish (and certainly for all aquarium fishes) although the fish is sufficiently hardy to deal with aquarium tools failures offered these are attended to upon discovery.

Extremes of high pH (8.Zero or higher) and hardness must be averted, as these will subject the Lemon Tetra to probably life-threatening stress.

Feeding the lemon tetra poses few issues for the aquarist because the fish readily and eagerly devours all fish meals provided to it. For prime conditioning (particularly if captive reproduction is to be tried) dwell meals akin to Daphnia must be provided.

The lemon tetra is especially keen on dwell bloodworms (these are the aquatic larvae of Chironomus midges) and can assault this explicit meals merchandise with a relish that needs to be witnessed to be absolutely appreciated!

Prepared meals akin to flakes, freeze-dried Tubifex worms, and related fare are additionally devoured avidly.

The lifespan of the lemon tetra within the aquarium may be as much as 8 years, although 6 years is a more typical determination.

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Thank setup

Daily planted similar to the areas they prefer to inhabit whereas within the wild. Even as you keep the tank closely planted, make sure that you allow some open areas for the fish to make use of for swimming. Please notice that when the fish are saved in tanks that are open, they have a tendency to lose their coloring.

As you select the most effective filter to utilize in a tank for this fish, please use a hang-on-back filter that can primarily assist so as to add some little-bit of presence within the tank. Related Review: Best HOB (Hang On Back) Filter

The aquarium LED lighting must be reasonable as robust lighting tends to make the fish seem as if they’re all washed out.

The temperature within the water must be between 72° – 78°F (14 to 25°C).

The pH range of the tank water must be around 5.5 to eight.0.

As for the water hardness of the tank water must be 3 – 20dGH and shouldn’t be above this range as a result of the fish tends to lose its coloration in waters with higher dGH.

Avoid conserving the fish in brackish water.

The movement of the water within the aquarium must be reasonable.

Sexual variations

The males are normally more colorful than the females with their dorsal fins wanting more pointed than the females. An eager have a look at the black fringe of the anal fin of the male you’ll discover that the fin is more distinct than that of the feminine.

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Lemon Tetra Feeding

Basically, the lemon tetra is an omnivorous fish that feeds on different tiny animals within the wild. Some of the popular meals that it eats within the wild contain; crustaceans, invertebrates, and different plant matter.

This fish is really easy to feed as a result of in captivity it’s going to readily feed on something it’s provided. That mentioned, you may simply feed them dwell or frozen fish meals, high high-quality ready fish meals and dwell worms as effectively.


Breeding adult Lemon Tetra is straightforward however trying to breed its juvenile may be fairly an uphill activity for you. Fortunately, figuring out the adult of the fish is sort of simply because the adult women and men are simple to differentiate simply by a have a look at their anal fins.

That of the male is normally wider and even turns into greater when the time for breeding is prepared. You can situation the fish to prepare for breeding by feeding them dwell meals.

This normally helps to hasten their breeding after which you may separate the conditioned fish (each female and male) in several tanks. This will assist to keep away from the potential of the opposite fish from feeding within the eggs laid by the feminine. Learn more about blobfish-facts.

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