The A-Z Of Neon Tetra Disease

NTD neon tetra disease on fish

Neon tetra disease I’m going to jump straight into this article. This disease is a nasty piece of work and difficult for tetra to survive from. Hopefully, I can give enough tips and tricks to help save a few fish. 

Here we go with the A-Z of neon tetra disease. The disease is usually shortened to NTD and the first thing we need to know is that most fish can contract this disease. Secondly, it’s highly contagious, and third, it’s fatal there is no known cure.

Keep reading as we may have stumbled across a possible cure although it’s by no means official. Ok, let’s start with the basics.

What Is Neon Tetra Disease?

Neon tetra disease is what’s known as a degenerative condition. Given rise to parasites that are both fast-spreading and fatal to fish. Named after the fish that was first identified in our buddy the neon tetra.

Fish condition is typically caused by a fish eating infected live food or consuming the remains of infected dead fish in the tank.

The disease is progressive, meaning it starts mild but quickly becomes very severe. The parasite consumes the fish once infected, affecting its muscle tissue and often leading to secondary infections.

Neon tetra disease is induced by a parasite named Pleistophora hyphessobryconis. Spores are unleashed and enter the fish. It’s usually transmitted by ingesting contaminated dead fish. Infestation is very challenging to treat, and basically impossible to treat in the latter stages of this infestation.

The most standard infectious diseases found in neon tetra are mycobacteriosis caused by the microsporidian parasite, Pseudoloma neurophilia. As the name suggests, the microsporidium infects neural tissue in the brain and spinal cord of our little friends. 

How Long Does Neon Tetra Disease Take To Kill

Neon tetra disease will usually take anywhere from a week to a month to kill your neon tetras. Neon tetra disease is contagious and passes on from one fish to another

It’s important to know that neon tetra disease is highly contagious, and the spores can survive in water for months. If healthy tank habitats are in contact with these spores they can still be infected.

What Does Neon Tetra Disease Look Like

neon tetra with loss of color

You will see white patches appear around the fish’s belly. These patches may expand towards the tails of the fish. Bloating and loss of their beautiful color

This disease is, however, one that attacks from the inside of the fish. So we need to look for symptoms not just what it looks like.

What Are Neon Tetra Disease Symptoms?

The symptoms are caused by muscle and tissue issues. Swollen belly white patches even white marks. cysts on the skin under the tummy and around the tail. This swollen belly can also be attributed to pregnancy and dropsy its important to look for other symptoms.

For more on dropsy check the above link.

As the disease progresses, affected muscle tissue turns white, generally starting within the color band and areas along the spine.

As further muscle tissue is impacted, the pale coloration grows. Symptoms of Neon Tetra Disease · Restlessness · Fish begin to lose coloration, with the white region of the belly expanding and white arising along the spine.

Injury to the muscles can induce curvature or bending of the spine, which may cause the fish to have problems when swimming. Because the muscles are especially affected, even fish without curved spines will have issues with movement.

Bloating in the body or eroding of the fins (especially the caudal fin) is not unusual. Nevertheless, these circumstances are both due to secondary infection rather than direct results of the disease itself. 

Can Neon Tetra Disease Spread To Other Fish?

Neon Tetra Disease Contagious to Other Aqualife? Yes, this disease is highly contagious and can spread to other fish in our aquariums.

 It’s important to know that neon tetra disease is highly infectious, and the spores can survive in water for months. If healthy tank fish ingest the body of an infected dead fish, it can easily spread through a tank quickly.

False Neon Tetra Disease

Did you know there is a false neon tetra disease? It’s known as columnaris, a condition that has very similar symptoms and characteristics to neon diseases.

Neon tetra with columnaris. As the bacteria continue to eat through the skin of your fish, it reveals the muscles underneath, which look bright red and bloody.

Spot On Neon Tetra Mouth 

When neon tetras have a mouth infection, Hobbyists may notice white spots or cotton wool-like spots growing on their fish. White “warts” or snout chondromas on their mouths, sometimes with neon tetra disease and sometimes occurring alone. What causes these is uncertain but it is important to investigate.

Here’s How To Recognize Between Neon Tetra Disease And A More Common Fungal Disease.

A great way to identify which one of your fish is suffering from disease or infection is by taking a closer peek at the growth itself. In the possibility of a fungal infection, the growth will retain a fuzzy or cotton-like appearance, and your fish will likely seem a bit pale in color.

Yet, in the case of neon tetra disease, the growth will have a more definite impression and look like a lump on their mouth rather than a fuzzy ball. Apart from the mouth, these cysts may emerge on other parts of their body too.

The fungal infection growing on the mouth area of neon tetras is also known as Saprolegniasis – Cotton Wool Disease. The presence of water molds is found in fresh and brackish water that has a salinity below 2.8 ppt. Saprolegniasis can contaminate all species of freshwater fish. The infection appears on the neon tetra when water molds from the genus Saprolegnia invade the body and restrain its immune system.

So fuzzy wool-like can be treated with fungal treatment. If a solid lump or cyst this needs to be looked at more closely as could well be neon tetra disease.

Pale Neon Tetra 

neon fish with white bumps on body

Keep an eye on all water parameters making sure you have enough oxygenated water and good filtration.

Along with this other aspects such as too low or too high of a water temperature in the aquarium, large temperature instabilities in the tank, maintaining your fish in too high or low of a pH for that species, and too high of Nitrites or phosphates can also induce color loss in your fish.

(NTD) Neon Tetra Disease

If your tetra contains white spots, it probably has ich. If your tetra has a white patch, it could be a sign of NTD, but it could also be a symptom of many other infections. NTD is relatively rare, so the white patch is more likely caused by a standard bacterial or fungal infection.
Let’s not ignore neon tetra can lose color at night it doesn’t have to be a disease.
The freshwater fish neon tetra has the ability to alter the structural color of its lateral stripe in response to a change in the light conditions, From blue-green in the light-adapted state to indigo in the dark-adapted state.

Other Fungal Infections With Similar Symptoms

Issues with similar symptoms such as white spots on or over the fish’s body. Fish displaying swollen tummy and feeling sick. Of their food, sluggish hiding stressed fighting refusing to swim and or school with the other tetras.
Include Ich fin rot and cotton mouth as well as rummy nose tetra disease and whirling disease and dropsy to name a few.

Treatment For NTD Neon Tetra Disease

bent body of neon tetra fish

Regrettably, NTD cannot be remedied and is highly infectious. Stay tuned for a new possible cure. Therefore, the best direction is to control and minimize its spread. Quarantine all new fish in a different container.

For a few weeks observe them for health problems and prevent exposure to your existing fish. Use the quarantine tank to help them recover after their traumatic trip from the fish store. Keep the water a slight bit cooler at about 74-76°F (23-24°C), don’t include any territorial tank buddies, add an air stone or sponge filter for improved oxygenation, and feed a suitable mixture of healthy foods. If you spot an unwell neon tetra that likely has NTD and does not respond to your efforts, you may need to think about euthanizing it to protect the rest of the school.

Possible Treatments For NTD

Antibacterial Treatment

One of the first things you should do is supply your fish with an anti-bacterial treatment. Broad-spectrum antibiotics purchased from fishkeeping stores are a good way to go, or you can opt for prescription antibiotics from a trusted vet. 

Medicated Bath

Methylene blue is greatly recommended as a bath/dip treatment don’t put it directly into your aquarium unless your vet advises doing so. It is a powerful phytotoxin, which means it attacks most types of bacteria and other micro-organisms aimlessly, including beneficial ones.

Add 1 teaspoon (5 ml) of  Methylene Blue per 10 gallons of water. This gives an absorption of 3 ppm. Carry on with this treatment for up to five days. Be sure to do a water change and replace the filter carbon at the end of the treatment.

Medicated baths are surprisingly good for treating parasitic ailments that take place externally. One typical example is ich, which induces white spots to appear on the surface of your fish’s skin. 

Medicated baths are less successful at treating Neon Tetra Disease because it is a parasitic disease that takes place internally. Regardless, offering your fish a medicated bath allows you to increase its odds of survival.

Preventing NTD

In addition, by keeping the correct water chemistry we can preempt any possible issues.

Be very strict in purchasing our fish to identify the above symptoms in pet stores before purchase and bring them to your home aquarium.

As a best practice, you can also quarantine new fish from your aquarium for a couple of weeks before introducing them to the new environment.

In the event that you do spot any sort of infection, do your best to immediately remove the fish from the aquarium as early as possible.

There Is No known Cure For Neon Tetra Disease

To ensure all fish are not lost, A pro tip for any hobbyist. Remove any affected fish quickly. Separate and remove from the tank. Many fish will eat other dead fish when given the chance, so this is a necessary step to prevent the disease from spreading to healthy fish.

Possible Cure For NTD Neon Tetra Disease

two infected neon tetra fish

As stated above there is no known cure but hold the front page this just in

We measure the cure Melafix, which is a fish medicine for bacterial diseases. As follows Add 5 ml. for every 10 gallons of aquarium water. For disease or wound treatment, dose every day for 7 days. After 7 days, complete a 25% water change. Resume treatment, if required. For a sum of 10 days.

magically, in a week, the neon tetra was completely cured! (disclaimer this was done early as soon as signs were noticed)(.) May not have been NTD. This treatment can be tried instead of euthanizing the poor neon tetra. Melafix seems like a promising medicine to cure or at least help to treat Neon Tetra Disease and its accompanying symptoms like fin rot.

After one dose of Melafix, and over 9 days, our neon tetra has displayed a surprising improvement. The white patch and loss of color are gone, and the fin rot around the tail is gone as well. In addition, the fin tissue near the tail has grown back to normal levels.

Why Do Neon Tetras Get Curved Spines

A curved spine or twisted body is often diagnosed with NTD. But it’s now believed this spinal condition may be genetic. Neon tetras tend to be a breeding issue. Fish farms produce many nano fish.

They simply don’t have time to sift through them all. Many neon tetras with bent backs slip into the market. In fact, instead of individually counting them, they weigh the neon tetras to approximate their numbers for shipping. It’s only once they land at the fish store that employees might have time to scoop out the defective fish because they don’t want the shop to look bad.

If you buy neon tetras when they are really small, it can be hard to tell which ones have bad spines, and the problem won’t be apparent until they get older and bigger.

Also The Way Fish Are Farmed Can Put Pressure On Their Backs. Bending  Them Like Divers When They Get Whats Called The Bends.

“Bent” fish are most probably widespread in the live fish business. As most of the species that have been studied were seen to suffer signs of decompression illness. After capturing from shallow depths of 10 to 15 meters (m) (see Histopathological studies,). 

Fish, like us, can become“bent” out of shape when exposed to quick changes in pressure during capture. 
The bends, or decompression sickness, is a syndrome associated with a fast and expansive reduction in environmental barometric pressure.
Because the bends are caused by the application of fundamental physics to living organisms, it is fair to predict that fish suffer bends in a fashion similar to humans.

Bends have been studied in humans involved in deep-sea diving, high-altitude aviation,
and underground engineering projects since the beginning of the last century. Indeed, the early theories of Haldane and associates (Boycott et al. 1908) is still used today for modeling decompression schedules. Most of our limited understanding of the effects of the bends in fish is based on our knowledge of the bends in humans.

How This Nasty Disease Works NTD 

As described earlier a fish digests tissue or an infected dead fish. Yep, they eat the fish while digesting the parasite releases spores. Up to 200 of these spores will be released within just a few hours.

So a few hours have passed now there are 200 of these parasitical spores. Guess what they will now each release 200 spores and it goes on and on in just a few days we could be talking about a million spores. each of these starts to eat away at the fish from the inside.

Starting from the digestive tract into the gut and stomach lining and through tissue and muscle. Eventually eating their way to organs and the brain. A disgustingly awful disease and a terrible way to die.

Also to make matters worse and to confuse us, hobbyists, more. These parasites are able to infiltrate female tetras eggs. This means the disease can lay dormant and neon can be born with this terrible disease. Once the junior starts developing and our neon tetra grows the disease attacks via the parasite and the cycle starts again.

We need to be careful as there’s no way of detecting NTD in fry or juvenile neons always quarantine first.

Summary Of NTD 

green neon tetra

This disease is a parasitical fungus that lives inside its host. Causing chaos inside forming spores that eat away the fish from the inside. It has symptoms that mimic a few other infections and diseases. Some of these infections are indeed curable so try all the methods mentioned. 

Keep the water chemistry correct for these fish and try not to overstress them. Always quarantine your fish for a few weeks and slowly introduce them to the show tank.

Please if a fish exhibits any symptoms remove it as soon as possible. As if the fish dies while in your main tank and the other fish start eating away at it it’s too late.

I’m glad to have gotten all this information down in one place for us all. As it is needed I didn’t enjoy writing this article as much as this disease is a horror show. Hopefully, the article helps save some of our little fellas as the neon tetra is one of my favorite fish.

Please feel free to look around and read some more and keep on keeping fish.

 

Comments

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