they do, but not to the extent that airstones will.
yeah.. O2 kits.. Ingrid

"*muffin*" wrote:

question,
don't water falls, & other pumps running into the pond add oxygen??

& a reallly dumb question : is there a 'test' (besides dead fish) on how
much oxygen a pond has?? like other stuff you test for?


wrote in message
...
an air stone is the best way. yeah, over 75o or so you need to push air
into the
water. kmart air pump is fine for that sized pond. Ingrid





~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
List Manager: Puregold Goldfish List
http://puregold.aquaria.net/
www.drsolo.com
Solve the problem, dont waste energy finding who's to blame
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Unfortunately, I receive no money, gifts, discounts or other
compensation for all the damn work I do, nor for any of the
endorsements or recommendations I make.