The filter on an aquarium should always be running. Your filter is what will primarily contain all your good bacteria from the cycling of your tank, this is what helps keep the water clear, and along with regular water changes in your tank, it keeps the ammonia, nitrites, and nitrates at or near 0.
The charcoal filter in a fish tank should be changed every 2-4 weeks to maintain water quality and keep the tank clean for the fish.
If the fish is a coldwater species like a Goldfish it should really be in a pond. If the fish is tropical then it should be in an Aquarium. The size of the aquarium depends on the size and quantity of fish you wish to keep. The basic rule for keeping any fish healthy is "1 inch of fish needs at least 1 gallon of water , a cycled filter running full time and a 50% water change every week."
It is recommended to change the filter in your fish tank every 2-4 weeks to maintain water quality and keep your fish healthy. However, monitor your tank regularly and adjust the frequency based on water clarity and the size of your tank.
ALL FISH NEED THEIR WATER FILTERED. A cycled filter removes Ammonia. All fish produce Ammonia and that poison will kill them if it is not removed from their water. The basic rules for successful fish keeping are as follows. 1 inch of fish needs at least 1 gallon of water :- Every tank must have a permanently running 'cycled' filter. Every tank must have at least 50% of its water replaced every week. Keep to the above rules and your fish stand a chance of surviving. Fail to keep them and I can guarantee that your fish will get sick and die way before they should.
Fish do not need an air filter. They need a water filter. No fish will survive for long in a tank that has no cycled filter running permanently. The only way to avoid death under these conditions is to replace heaps of water very regularly to remove the ammonia that is created by the fish. The basic rules of sucessfull fish keeping are.The basic rules are. :- 1 inch of fish must have at least 1 gallon of water.(1 Oscar needs at least 15 gallons) :- Every tank must have a permanently running 'cycled' filter. :- Every tank must have at least 50% of its water replaced every week.. If you follow those basics and keep the fish at the correct temperature, water pH and GH, for its species, your fish should be OK. If you miss out on any of the above, your fish will be constantly getting sick and will live a shorter life than they should.
Check the water temperature and keep it around 68°F. You should also check the pH levels and make sure the filter is running correctly. Otherwise your fish might have some other illness.
Yes you do need a filter in your fish tank ifyou don't the tank will build up dirt and the fish will die. Also when you get a fish tank you need to clean it out then fill it with water then put the filter in and wait 24 hours. This helps to ensure that the tank is somewhat stable before adding fish.
Check the fuel filter and the fuel pump. Gas may not be traveling as fast or as far as it should.
With a good cycled filter running permanently and a regular weekly water change of at least 50% the maximum stocking rate would be 7 inches of fish.
Goldfish bowls are not suitable for keeping any fish in and all fish need to have their water filtered properly with a cycled filter. The basic rules for keeping any kind of fish successfully are :- 1 inch of fish needs a minimum of 1 gallon of water. :- Every tank needs a permanently running cycled filter. :- Every tank need at least 50% of its water changed every week. Follow and keep to the above rules and your fish stand a chance of survival. Fail to keep them and I can guarantee that your fish will be constantly getting ill and maybe dying.
Yes, fish in an aquarium typically need a filter to survive because it helps to keep the water clean and maintain a healthy environment for the fish to live in.
it is always good to get some kind of filter for your fish, but natural ponds dont' always need one. the filters will keep out some bad bacteria though, and keep your fish healthy longer, and allow you to actually see them. goldfish are very hardy and can withstand quite a bit.