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no filter because for smaller fish it can hurt or even kill them and for the old filter use bigger fish

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Q: Is it better to run a fish tank with an old filter or no filter at all?
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How many fish can fit in a one an a-Half tank?

The only thing that you can put in a tank that small is a betta fish or african dwarf frog. Tropical fish do better in a tank that is ten gallons or more. If the tank has a filter and heater you could put one guppy into it but that would be all and I doubt it has a filter and a heater.


Does a Corie fish need a tank with a filter?

ALL fish need filtration.


What are all supplies needed for a 25 gallon fish tank?

Freshwater setup: MUST HAVE: Tank, filter, filter pads/media, heater, light, fish, water, electricity, fish food, place to put tank NICE TO HAVE: Substrate, decorations, tank lid


What do you do if there is vodka in your fish tank with Oscar fish?

take the fish out immedietly and drain the water. after you have drain the water wipe the inside of the tank with water. DO NOT USE SOAP TO CLEAN THE TANK, ONLY WATER. after you have done all of this clean out your filter and put a new filter sheet inside of the filter.


What brand of water filter is the best?

it usually all depends on the type of fish tank you have.


What water filter best cleans all the germs out?

There is a type of fish that loves eating and does nothing but eat the filth on the side of the tank as well as the filter itself. The more you have the cleaner your tank. Try rainbow fish as well.


How many hours a day should a filter in a fish tank be switched on?

Pretty much all the time.


Who sells bio fiber for fish tank filters?

All pet shops will have filter fibre in stock.


Is it ok to put a betta fish in a tank with a filter?

You Bet!!! Seriously, the more space you give them the better off they are. The most beautiful (fresh water) aquarium I ever had was a 20 gallon heavily planted tank that housed four females. It had a regular, over the back, filter system. It was gorgeous, and the fish took full advantage of all the space.


Is it okay to keep multiple pregnant fish together?

How many gallon tank do you have? How much is multiple? And what kind of fish? The bigger the tank the better. The more territories the better and if it is community fish the better. Not 100% they are all going to live in perfect condition's.


What type of filter is best for a 10gallon aquarium?

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What is a filter carbon for a fish tank?

A carbon filter is a good idea in any fish tank as it helps to keep the water oxygenated for the fish. You can get one at any pet store which sells aquarium supplies. An example of a store that may be found in many cities is Tisol. They generally carry a good supply of all aquarium products including carbon filters.