blue dolphins

[smiley]

just a quickie   how do large adult dolphins  handle a good current in their tank   they are a breeding colony i just bought   trying to work out if i should take out the power internal  and just leave em with a cood sponge filter or maybe two   just not sure about the current if i use power heads   thanks guys   peter

[Savage_roo]

Hi Mate
I have a Male and 3 girls
The male is around 13cm and the girls around 11 to 12 there in a 6x18 with a few other fish and a 2000lh power head filter
So there is a fair amount of water movement and they r breeding find

[nemo1981]

mine would be almost the same as roo.

have 2 large males and 3 girls, 6x18 tank with heaps of other fish, 1400ltr internal and 1500ltr external, they breed ok.