we had 2 x 6 hour power cuts in 2 days - and the drop in temperature sparked mine into spawning

Thanks har_eh

yes - aesthetically it wouldn't be too good - you've got me thinking now

I've had a look at the link you posted and that looks a better option as you wouldn't see the sponges

Whatever set-up I go for I would drop food in the tank first to see where flow positions it before siting my ...

Yes - I could use a powerhead with a venturi, but the question was more with regard to does anyone actually the river system with the sponges at one end and power heads at the other. There's quite a good thread on how to build one on the forum but I don't see any being used in any of the tank set ...

Hi all

I quite like the look of the river tank set-ups using submerged filters and power heads. I am going to build a modified version of this by extending some silicon air tube up from the sponges and out of the water to drag some air into the system and blow it back through the power heads. The ...