The Vibrant Neon Tetra: A Complete Species Profile for Enthusiasts

Origin and Distribution

Neon tetras originated from the clear water and blackwater streams and tributaries within the Orinoco and Amazon river basins in Brazil, Columbia, and Peru. These are areas of blackwaters beneath dense forest canopies that permit little or no mild to get by. Neon tetras stay in shoals primarily within the center water layers and feed on bugs, worms and small crustaceans.

Neon tetras are typically all captive-bred, with most coming from fish farms within the Far East and Jap Europe. A number of kinds of captive-bred specimens at the moment are obtainable. These embody the long-finned neon tetra, although they’re somewhat uncommon, in addition to a golden pressure that’s mainly a semi-albino selection, and a diamond neon tetra that seems sprinkled with metallic scales alongside the highest portion of the physique. One selection has the blue stripe however not the crimson coloration.

Colours and Markings

The neon tetra has a slender torpedo-shaped physique that reaches not more than an inch and a half in size. What this fish lacks in measurement, they make up for in colour. From the tip of the nostril to the adipose fin, the neon tetra has a vibrant neon blue stripe. It’s believed this vibrant stripe makes them extra readily seen to one another in blackwater situations.

Beneath the blue stripe, the neon tetra sports activities a white-silver stomach. Previous the stomach, a vibrant crimson stripe extends all the best way to the tail. The placing crimson, white, and blue mixture make the neon tetra one of the in style of all aquarium fish. The fish is rivaled solely by the cardinal tetra, for which they’re usually mistaken. The important thing distinction between the 2 fish is the crimson stripe. Within the neon tetra, it solely extends from the center of the physique to the tail. Within the cardinal tetra, the crimson stripe runs all the size of the fish, from snout to tail.

Like different colourful fish, the intense colours of the neon tetra will fade at evening when they’re resting, once they develop into alarmed or when they’re in poor health. On the pet retailer, select specimens which are actively swimming and robustly coloured, as pale colours could be a sign of poor well being.

Tankmates

Neon tetras are peaceable fish that get alongside nicely with most neighborhood fish. All the time preserve neon tetras in faculties of a half dozen or extra as they’re a shoaling species that requires the presence of others of their form. Neon tetras do nicely in a neighborhood tank so long as the opposite species are usually not massive or aggressive. Small peaceable fish comparable to rasboras, small tetras, dwarf gouramis, corys, and different small catfish are good selections as companions. Keep away from bigger tetras, as they may eat neon tetras on the first alternative. The rule of thumb is, if the mouth of the fish opens massive sufficient to swallow the neon, they may do it ultimately.

Neon Tetra Habitat and Care

Newly arrange aquariums are usually not appropriate for neon tetras as they won’t tolerate modifications that happen in the course of the preliminary startup cycle. Solely add neon tetras when your tank is totally mature and has steady water chemistry. Water needs to be smooth and acidic for neon tetras, that means a pH that’s not above 7.0 and hardness of not more than 10 dGH. Blackwater extracts or driftwood are sometimes used to darken the water, preserve an acidic pH, and soften the water.

Of their pure habitat, neon tetras stay in areas of darkish water with dense vegetation and roots. Offering a habitat with loads of low-light hiding locations is necessary. Give them loads of vegetation, together with floating vegetation if attainable. Driftwood will present hiding locations as nicely. The darkish substrate will replicate the pure habitat through which the neon tetras really feel most comfy. Some fishkeepers will put a darkish background on three sides of the aquarium to attain the specified low-light habitat.

Neon Tetra Eating regimen and Feeding

In nature, neon tetras are omnivores that may eat each plant and animal materials. High-quality flake meals, small granules, stay or frozen brine shrimp or daphnia, and frozen or freeze-dried bloodworms are all good meals selections. Supply a wide range of meals, together with stay meals, to make sure good well being.

You need to feed your neon tetra two to 4 occasions per day and solely give them the quantity of meals that they will eat in two minutes. Overfeeding may cause your fish to look visibly bloated, trigger urge for food suppression, in addition to constipation. Be certain to clear any meals leftovers out of the tank as this leftover meals may cause excessive ammonia ranges within the tank, which is harmful for neon tetras.

Gender Variations

Gender variations are usually not overtly obvious in neon tetras. Typically, the feminine could have a bigger extra rounded stomach than the male. This rounded stomach may even make the blue stripe seem curved on the feminine, in distinction to the very straight blue stripe on the male.

Breeding the Neon Tetra 

Neon tetras could be difficult to breed, as a result of their want for very particular water situations. For those who want to try and breed them, arrange a separate breeding tank. Water hardness within the breeding tank needs to be just one to 2 dGH, and pH 5.0 to six.0. Use a sponge filter for filtration, and supply stay vegetation. Spawning fish will usually leap, so be certain the tank has a canopy. Cowl the edges of the tank with darkish paper to cut back mild within the tank. Water temperature needs to be stored between 72 and 75 levels Fahrenheit (22-24 levels Celsius). Neon tetras could be bred each few weeks.

Situation the breeding pair with stay meals previous to placement within the breeding tank. When introducing the breeding pair to the tank, start with no lighting in any respect. The subsequent day, enhance the lighting and proceed to take action steadily to induce spawning. Spawning will typically happen within the morning. The male will embrace the feminine throughout spawning, which can then launch greater than 100 eggs. The eggs are clear and barely adhesive and can stick with the vegetation. Take away the breeding pair as quickly because the eggs are laid, because the dad and mom will rapidly eat the eggs.

Preserve low lighting as each the eggs and the fry are delicate to mild. The eggs will hatch in roughly 24 hours, producing tiny fry that may feed off their yolk sack for the subsequent few days. Hatch charges are usually not excessive, so don’t count on greater than one-third of the eggs to end in viable fry. In three to 4 days the fry will develop into free-swimming and should be fed very small meals, comparable to infusoria, rotifers, hard-boiled egg yolk, or commercially ready fry meals. In a couple of weeks, they are going to be massive sufficient to be fed freshly hatched brine shrimp. The fry will show grownup coloration after the primary month.

Extra Pet Fish Species and Additional Analysis

If neon tetras attraction to you, and you have an interest in some suitable fish on your aquarium, learn up on:

• Scissortail rasboras
• Cory catfish
• Glowlight tetras

Take a look at extra fish species profiles for extra info on different freshwater fish.