Degassing Water When Refilling

[Bizarro252]

Hello again all!
I use a python system and notice when I refill my water must have a lot of dissolved gas in it because it doesn't seem to matter if I let the water spill in, or keep the end under the surface there will be bubbles all over everything for hours after a change.

Came across someone mention that these bubbles form on the fishes gills too and stresses them out...

Any tips on degassing water besides aging it?

I was thinking of maybe putting some sort of mesh over the end of the python when refilling might help but I have not tried it yet...


Thanks!

 

[Geoffrey]

I haven't heard of the gases forming on fish and stressing them out. I don't think it's an issue since many use a Python. I have one as well and I didn't see anything different when I switched over.

Also, no, I don't think there's another way to degas water without aging it.

 

[AvalancheDave]

You can't really filter out dissolved gases.

You can refill more slowly to limit the supersaturation of tank water.

You don't really have to age it. Once it's heated to close to the same temperature as the aquarium, it's degassed enough.

 

[Bizarro252]

I will try more slowly good idea. I adjust the tap to match the tank so not much I can change there

I didn't mean filter gases out either lol I meant force it to offgas thinking maybe disturbing the flow through mesh or something may help.

 

[AvalancheDave]

It might help if the water is supersaturated. If it's colder than the tank water then it won't be supersaturated until it warms up.

 

[Bizarro252]

Looks like running it through a screen/aerator type thing can help... Also sounds like this only becomes an issue when the fish are exposed to a rise in temperature while/after being exposed to supersaturated water.