Why are undergravel filters bad?

Diana Kohler asked a question: Why are undergravel filters bad?
Asked By: Diana Kohler
Date created: Sat, May 22, 2021 3:53 AM


Top best answers to the question «Why are undergravel filters bad»

Undergravel filters do need cleaning to keep them running properly. If the dirt they suck in is not removed it will eventually slow the flow of water through the bed. This reduces the amount of oxygen getting to the beneficial bacteria, leading to poor performance and a deterioration in water quality.


Those who are looking for an answer to the question «Why are undergravel filters bad?» often ask the following questions:

❔ Are undergravel filters obsolete?

Are Undergravel filters obsolete? These are the most popular ways to decorate tanks nowadays, and that's why you don't see undergravel filters very often. But in and of themselves, undergravel filters are not obsolete, and as I say, in some situations they could be good value, reliable filters to choose.

❔ Undergravel filters yes or no?

I have a 20 gallon tall tank with some community tropical fish and a couple of ghost shrimp. I currently run a Penguin 150 w/biowheel which keeps my tank water reasonably clear. I was thinking of possibly adding or switching to an undergravel filter as I have a friend who uses one exclusively in...

❔ Are aquarium undergravel filters considered obsolete?

They are also the most complicated to run and the most prone to leaks. You can satisfactorily run a large aquarium with several large sponge filters, but sponge filters are not as good at removing solid waste as canisters. Some people do run canister filters on large marine aquaria, often in addition to using live rock as a biological filter.

9 other answers

Another factor is that underneath the filter plate, dead spots can form. This opens the door for the growth of unwanted bad types of bacteria that may contribute to poor water quality in the long run. The key to success when using a UGF is maintenance. With proper UGF care, these negative factors are greatly reduced and should not present a problem.

Why are Undergravel filters bad? Undergravel filters do need cleaning to keep them running properly. If the dirt they suck in is not removed it will eventually slow the flow of water through the bed. This reduces the amount of oxygen getting to the beneficial bacteria, leading to poor performance and a deterioration in water quality.

At least with undergravel use you have less chance of your livestock 'jumping out' through extra and larger openings made to fit hoses and attachments, necessary with other types of filter use. 5.Undergravel Filters May Present A Problem With Plants . Many rooted plants (as opposed to floating or surface types) have difficulties with too much water circulation as produced with undergravel filter use'¦ growing slowly or not at all due to the aerobic changes that such gear induces.

So, How Do People Support Their Complaints About Under gravel Filters? Though I do not doubt the claims that these individuals have experienced losses while using under gravel filters, the nature of the losses indicate that the tank was poorly maintained and probably overpopulated to begin with. That the tanks were overpopulated is undoubtable as well as unsurprising, as these reports are about tanks in a pet shop, where the normal tank population is typically 5 to 10 times (or more) a safe ...

Why are Undergravel filters bad? The main drawback to an undergravel filter is that you can get deadspots in the substrate which is basically dead bacteria(I think). The bacteria will pollute the water and kill the fish if not fixed quickly.

In this situation, undergravel filters cannot be used. Another probable cause for the decline in popularity has been the move to mechanical, chemical and biological filtration, instead of just biological. This does improve the water conditions, leads to much clearer water and better filtration, but at a cost.

One thing about undergravel filters is that you have to vacum the gravel at each water change so that the undergravel filters work properly..Also with an undergravel filter, a person can overstock their tank because the undergravel filter can handle filtering the waste. O.

2. Water clarity: personally, I've found external filters (read mechanical) to be much more effective at removing debris. With undergravel filters, you have to siphon frequently. The bacteria will break down toxins, but they struggle with large chunks of waste. 3.

Under gravel filters are still one of the best forms of filtration out there. Air operated under gravels have no moving parts that need replacing. External filters frequently leak but under gravels cannot leak. “Old technology” like under gravels have only been superseded by our need for shiny new things and must haves that we do not really need.

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