and not from the VERY bottom.. LOL, but yes it most certainly is the most efficient
way of aerating, as long as the waterfall roils the water or the stream is shallow.
INgrid

"Jim and Phyllis Hurley" wrote:
What many of us are already doing surely competes well with 'flooming':
Think about the value of pulling water from the bottom of the pond, running
it through a veggie filter and down a waterfall or stream...at a rate of
25-50% per hour. Massive exposure to air. Probably beats flooming hands
down!Jim



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