Under Gravel Jet

  • We are currently upgrading MFK. thanks! -neo

CichlidAndrew

Feeder Fish
MFK Member
Mar 25, 2009
12
0
0
Montana
I have an under gravel jet system I made hooked up in my tank right now. (I can explain it if you dont know what it is) Anyways, would I have to turn it off to keep the water shooting out of the pipes from bothering a ray. Thanks.
 
Depends on how many openings it has under the substrate. Some rays may actually like the jets of water shooting out of the substrate. You could always try it, and if the ray didn't seem to like it, remove some or all of the jets. Or remove them from half of the tank, but leave them in the other, and see what side the ray prefers to stay on.
 
bitteraspects;2955259; said:
UGJ systems are meant to work with your filtration, not as a form of filtration. there is no bacteria lost by removing this system

i 10000000% disagree.... the gravel in a UGF is the media for the bacteria to grow on. the flow through the gravel brings "dirty" (water with ammonia/nitrite) water through the gravel where it has contact time w/the bacteria. the bacteria consume the ammonia and convert to nitrite and after it is nitrite to nitrate.
as far as your comment about UGF's meant to work with filter and not as filter you are misinformed. before there were "modern day" filters, people ran enitre tanks with nothing but UGF's. i actually used a 30 gallon tank 1/2 filled w/gravel as a sump with a UGF running in it as a filter for a 125 gallon stocked with LOTS of fish at one point in my younger life. it was an inexpensive Wet/dry so to speak.
 
He's not talking about an undergravel filter. Simply undergravel jets. They are just pvc pipes running under the gravel, connected to a pump, with multiple openings coming up out of the substrate. This is solely for water movement. True, there is probably beneficial bacteria living inside the tubes that may die, but the gravel plus water filter system he has should be more than able to cope with any spike that would produce.

The biggest concern would be making sure that there is still sufficient water movement at the bottom level of the tank. As long as he still has that, then turning off the jets wouldn't make any difference in the tank, except the water would be calmer.
 
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