Hydor Aquarium Heaters

How to do clean water which fill in aquarium if doesn't have water conditioner?

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

how do I change the ammonia, nitrates in my aquiarium

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.

Hello, I bought 3 fish (2 cichlids and 1 ray) and an aquarium (90 litres) yesterday. I prepared the aquarium and put the fish inside. However there is a power shortage at the moment. The temperature of the water is fine but what can I do to increase the oxygen level?

Sir i stay in odisha whichi is in India and im getting iron in my water supply and the water that we get from the tap is very dirty. How can i treat my water so that i could make a sucessful aquarium. Please suggest me some treatments that are avaliable in india easily

What do hermit crabs drink? Can they have bottled water, distilled water, spring water, or tap water?

Why is my water cloudy

hi! I have gold fish in a tank and after doing a 20% water change my fish seems to be in shock just sitting at the bottom of the tank... could it be the PH level change? please help me!

can saltwater hermit crabs live with out water

have a little fish came home at 4pm and it was on the wave maker not quite moving it was stuck on it the side that was on the wave maker looks horrible moved to hospital tank she was moving around by on her side trying to move her tail with difficaulty what can i do to help her its 7:21pm shes breathing verry light

What if you only have freshwater or saltwater what’s more needed