Aquarium Cleaning Supplies

My 55 gallon fish tank has hard water how do i clean it out that won't harm fish?

My new fish tank is being occupied by some white cotton web like thing at the bottom.. the are found on the natural plants and food remainings in the tank.. please help .. how to get rid of it? I tried changing the water 3 times..

I have 65 litre aquarium tank with internal power filter I change water weekly 50-80%. but not cleaning to Internal from 15 days . So what happened if we don't clean filter for one month it's harm to fish or for my room ?

Can use mineral water for aquarium. My tap water has lot of heavy metals. I have 10 galloon tank with 4 guppy 4 danio 1 silver dollar. 1silver dollar and 1 pleco died bcoz of 2 gold fish earlier in my tank. So i decided to use RO water. Can i use.

I have recently used medication in my 50 gal freshwater fish tank with one 22 year old comet goldfish in it . the meds cured my fish but must have killed my beneficial Bacteria as now my established tank has been going through another nitrogen cycle. It's been four weeks now the ammonia us back to zero so is nitrite zero BUT my nitrates are now spiked about 80 and the water is cloudy. Did 2 partial water changes over the last 8 days. Will a UV sterilizer help ?? Please advise. Thanks Lina

I just cleaned my Betta fishes tank I put the same stuff as usual and a couple hours later he started just sitting at the bottom of the tank with his fins clamped together and now he's just sitting at the top and like vibrating his fins then clamping them shut again and I've noticed he lost a lot of his color

Hello, can you help me identify this plant please, the people at the store didn't know the species. Also is my aquarium good

My new glofish shark has long, white, stringy poop hanging off its body. I may have overfed him his glofish flakes. Is he constipated or stressed from being in a new tank? I treated the water with Aqua SafeStart and EasyBalance. What can I do to get him to poop?

After using metronidazole 400mg×2 tablets in 75 litre aquarium tank, my two parrot fish has thread like some seeing near gills and genital area ? How to treat them ?

hi I bought the imagitarium fresh water uv purified water for my betta,s. Is this good water for them and does it have the nutrients they need? thank you

What are the stuff I need for a complete Rabbit first Aid kit?

Neem Tree's leaves and its parts like bark or neem water ( boiling neem leaves in some water ) can treat aquarium fish health problems like fungus , fin rot , Itch , and other parasitic worms and infection ? if yes then how to treat herbal medication for my aquarium fish and it's Ecosytem of water ? I was some fresh neem leaves drops with messing them and drop into the aquarium but not any toxic side effects to fish ....but I want to know that what is herbal medication for aquarium fish ?