Can fish hear filters?

The goldfish's hearing was masked by all filter noise types and most affected at 0.1 and 0.3kHz by the external filter noise (threshold shifts of 15–19dB). Pond noise had no effect on the hearing threshold.
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Are filters too loud for fish?

If the filter is allowed to continue running loudly, it could eventually jam up completely and overheat, which could heat up the water too much and kill the fish.
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Can aquarium fish hear noise?

You may be surprised to learn that the answer to this question is actually yes! Goldfish can hear sounds even though they don't have ears!
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Does the vibration of the filter disturb the fish?

don't really bother the fish. Fish don't hear. They feel pressure from vibrations. That's not quite true, fish have an inner ear plus their lateral line to detect vibrations.
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Can fish live with filters?

A water filter is necessary for your tank. Depending on your fish needs and water quality parameters, fish can stay for one week without a filter. Though this doesn't mean it's healthy to leave your fish without a filter. First, the bacteria will die off in 30 minutes after eliminating a filter( which supplies oxygen).
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#AskAl: Do Fish Sleep? Do Fish Hear or Feel Sounds? Can Fish See Color?



Is it OK to turn off aquarium filter at night?

If you turn off your filter every night, it may start affecting the quality of your water. So you shouldn't turn off the aquarium filter at night. An aquarium filter removes dirt, debris, and grime like uneaten food, dead plants and waste from the aquarium water.
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Should I turn off the filter when feeding fish?

If your filter is pushing water downwards then it can be a good idea to switch the filter off during feeding to prevent this — just be sure to switch it on again afterwards! Many fish foods have a mixture of densities in the one pack, so some will float, some sink rapidly and some slowly.
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Do air bubblers bother fish?

Certain fish have adapted to stagnant water, like betta, and can even draw water from the surface. In this case, the water movement caused by a bubbler can actually stress the fish.
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Does air pump disturb fish?

To get it straight to the point, air pumps barely cause any inconvenience to fish from sleeping. It's simply a matter of time; your fish get used to the bubbles flow and waves produced by the air pump, then they aren't easily disturbed by it.
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Can you filter stress fish?

The filter intake might be so powerful to attract the fish and cause them to remain stuck. Your fish might just find it impossible to swim freely or against the current. In turn, this can cause them to suffer from exhaustion and added stress, which can lead to death.
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Do fish like being talked to?

Yes and no, according to fishing pro Tom Redington. Since sound doesn't travel well between air and water, loud talking or screaming will be barely noticeable to the fish underwater. They won't get spooked or scared. However, sound that occurs underwater is loud and travels fast.
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Do fish get stressed with noise?

In summary, our data show that goldfish are susceptible to noise-induced stress and hearing loss.
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Can fish tanks be silent?

Canister filters are hands-down the most silently-operating water filters for aquariums out there. Their architecture and the particular way of turning water via tubing allow them to remain absolutely soundless, while still performing the best in terms of water turnover.
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How long can fish survive without filter?

A fish live without a filter for a maximum of seven days and a minimum of three days. A filter helps clean the water over and over again, so the toxins in it don't settle down.
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Do fish need bubbles?

At the top of a tank, oxygen enters the water and carbon dioxide is released with the help of surface agitation. Without this agitation, carbon dioxide cannot leave the water and oxygen cannot enter. Aquarium pumps influence agitation by displacing water with air bubbles.
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Can goldfish hear the filter?

Do goldfish hear their filters and aerators within the tank? Goldfish can hear sounds and vibrations caused by the aquarium equipment in the tank. Filters and aerators produce a noise within the water as well as vibrations that are sensed via the goldfish lateral line.
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How do I know if my fish tank has too much oxygen?

The signs of too much oxygen in a fish tank are bubbles escaping the surface and increased dissolved oxygen levels. Fish will also show abnormal swimming behavior, open mouth breathing, excessive appetite, or lethargy. If left unchecked for too long, it can be fatal to the fishes' health.
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Can you pump too much air into a fish tank?

Too much oxygen in water can lead to the potentially lethal gas bubble disease, in which gas comes out of solution inside the fish, creating bubbles in its skin and around its eyes. (Excess nitrogen, however, is a far more common cause of this disease.)
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Do I need an air pump if I have a filter?

An air pump is NOT required for this purpose, as long as your tank maintains adequate water movement together with surface agitation. This is generally the case if external (e.g., box or cannister) filters are used. Second, air pumps can be used to force water through a filter (e.g., sponge or corner filter).
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Do you need a bubbler If you have a filter?

If the water is not circulating or oxygen is low in your aquarium, a bubbler may be just what you need! In many fish tanks, the benefits of a bubbler can be easily realized with equipment already in the fish tank. For example, you can point the filter at the surface.
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Can fish sleep with lights on?

The short answer is No – you SHOULD NOT leave the aquarium light on overnight. Fish require both light and darkness to survive. Like most other animals, fish need darkness to rest. The fact that they lack eyelids makes them require a sufficiently dark environment for them to get in any kind of sleep or rest.
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Do fish tanks use a lot of electricity?

General Consumption

Based on a freshwater fish only aquarium at about 72 F, the total consumption for a small tank (10 Gallons) is about 150 kWh a year. A medium tank (30 Gallons) will run between 150 – 200 kWh per year, while a large aquarium (55 Gallons) needs 200 – 400 kWh per year.
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Can I cover my fish tank with a towel at night?

During winter, you should insulate your tank and all filtration by wrapping them in blankets, towels or cardboard. 1 Don't forget to cover the top of your tank, but make sure you do not cut off the oxygen supply. Resist the urge to frequently check your fish.
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