To clean out the water and make the fish feel more free and open
fishs eddy
Increases the fish's volume by filling the swim bladder with oxygen.
The top three manufacturers of chemical tanks in the US are Pro Tanks, Pressure Chemical Co. and Mix Tanks. The regulation and containment of chemicals in the US is a big business.
NO
Top Tens - 2005 Tanks 1-8 was released on: USA: 2005
Yes the larger hole will drain faster but only if the vent hole in the the top of the tank is large enough to supply the air that was once displaced by the water on both tanks.
deers or fishs
A is the first two holes on the top covered and the bottom hole covered. B is the first hole on the top and on the bottom. C is the second hole ( not the first hole ) and the bottom hole.
It is called a blow hole.
The small hole is for headphones.
bass, bream,
The Indian & Pacific Oceans .