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Re: Switched Co2 to mist, Fish gasping for air
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Re: Switched Co2 to mist, Fish gasping for air - 08-11-2006, 06:17 AM

Quote:
Originally Posted by CyboRob
I just (an hour ago) switched from a vortex reactor to using a maxijet 600 powerhead (co2 line stuck in the intake) with a hydor 360 deflector. Kept my bubble rate the same, about one per second. Within the hour I saw a couple of my cardinals grab air from the surface, two of my emporer tetras huddled at the surface, and my panda corys running up and the sides of tank.

Wow I did not expect such a effect! Glad I didn't leave the house for awhile.
This setup is blowing super super fine bubbles to every corner of the tank. With the other setup the co2 was dissolved without bubbles, except a few bubbling out the bottom of the sponge then floating straight up.

So what's going on? Is the mist to fine and bad for the fish? My ph was 6.47 and kh is somewhere between 2-3

The attached pic is with the bubble count down turned down to about 20 bubbles per minute, ph is now at 6.82 and the fish are better. The pandas still are running around like crazy though.
When I switched to a bigger powerhead doing the CO2 mist thing I found that the powerhead current was very upsetting to the fish. I had to install the deflector on the output and aim it so the fish could easily avoid the current. Otherwise they did run around the tank in a "panic". If I understand right, you have a 36 gallon tank, and are now running about a bubble every 3 seconds. I use about 3 bubbles per second for my 29 gallon tank and no sign the fish are unhappy with it. Something doesn't seem right????
  
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