Common Fish Aquarium Problems and How to Avoid Them

Having a fish aquarium inside your house is more than just an aesthetic detail. Little is known about the benefits people who have one of these inside their house can reap. First, it can serve as a stress reliever. Observing nature doing its own thing is always a pleasant thing to experience, even on a micro-level.

But do not make the mistake that having one of these doesn’t immediately mean you don’t have any sort of responsibility. We are talking about pets, after all. So, you need to provide the fish with essential conditions for them to live properly. If you want to see different species of fish to choose from, be sure to visit

Another thing worth your attention is maintaining the fish aquarium. Numerous things can go wrong if you don’t tend to them properly. That’s why we would like to discuss a couple of the commonest fish aquarium issues and how to prevent them from happening or solve them.

Let’s check them out.

Cloudy Water


The first thing we want to discuss is the cloudy water inside the aquarium. At first, you shouldn’t be too concerned about it. It’s because it is perfectly normal for it to be like that during the initial seven days. When you put fish inside it, and you start giving food to them, you can expect this cloudiness to appear again.

It occurs because bacteria bloom. That doesn’t necessarily mean that all the bacteria are bad, but their appearance is manifested through this cloud. However, if you want to prevent this from happening, you can easily do it by removing all the food that wasn’t eaten from the tank.

Bacteria usually feed on these remaining parts. Another way to avoid it is not to overfeed them. According to all the experts on this topic, your pets will be more than comfortable with feeding two times a day. Being as disciplined as possible in this regard will prevent the appearance of cloud waters.

Not Testing the Water


Before you are ready to put fish inside the tank, you need to make sure that the water is safe enough for them. The reason this is important is that fish adapt to certain conditions very slowly. When they are not adapted, the side effects are not noticed immediately. That’s the main problem with recognizing this problem.

For instance, the levels of nitrite or ammonia can be crucial in this situation. Naturally, you cannot see the exact levels at any given time. That’s why you would need to test the water previously.

That way, you can make sure that the conditions for your pets to function properly are completely met.



Getting a new aquarium is always an exciting time, don’t you think? While this excitement last, people usually think about just how many species of fish they want to add to this colony. Therefore, it is not uncommon that some people to get carried away with putting too many of them inside.

Over time, they will grow and the space can easily get overpopulated. Naturally, the easiest way to avoid this issue is to purchase a bigger tank. Still, it is important to say that many buyers do not think about this aspect during that moment. Overpopulation can have a massive negative effect on the fish itself.

If you are already facing this problem, you can either remove some of them from the tank, or you can always purchase another one. That way, the whole colony will have enough space to move around and not get stressed. In case you are yet to buy one of these, opt for a bigger aquarium.

Green Water


When algae start growing uncontrollably inside the fish tank, the chances of water getting green are quite high. Sure, that doesn’t mean you should eliminate all algae from the aquarium, but you need to have at least some control over it. One of the things that enhance their growth immensely is too much light.

At the same time, too many nutrients can cause this to happen as well. Not only that the water can turn green, but the algae can cause an imbalance for the fish inside the tank and cause them to die out. The most efficient way to avoid this completely is to minimize the light inside the aquarium.

In fact, there’s a proven tactic that always works perfectly. We are talking about turning the lights inside the aquarium off for at least a week. Some even say that this should be done for ten days.

Nevertheless, the algae imbalance will regulate itself, and the water will remain as fresh as it was when you poured it in.

White Worms

Finally, we want to address the problem of the appearance of white worms inside the aquarium. It happens when these are filled with fresh water. It is important to keep calm during this occurrence. It is not something you have caused due to negligence. In fact, this is a quite common occurrence.

Even having a couple of them is not necessarily a bad thing. However, when their population gets numerous, then you have a problem at your hands. Mostly, the reason for this happening is that you haven’t changed the water as frequently as you should. Also, it can happen due to overfeeding the fish.

The way to resolve this situation is not too complex. First, you need to remove all the debris. If needed, change the water inside the tank. After that, make sure you use some bacterial additives to enhance the filtration. After you resolve the problem, keep a close look at it repeating in the future, which is always possible.


Maintaining your aquarium doesn’t have too big too much of a nightmare. Keeping close attention to all the potential problems and resolving them accordingly will prevent a vast majority of them.

Here, you can take a look at common problems you can face, and how to resolve them properly. We do not have any doubt you will find these solutions useful.

About Carolyn Lang