Connecting to the lake, yes.

[He nods off into the distance, towards the waterfall.]

Tirtouga and some of the other younger animals shouldn't be swimming in the lake. They haven't got the strength to get away from the waterfall if they get too close to it.

I'm going to be introducing a grotto at the Daycare... but I want to make sure the water circulates properly to keep everything moving in a natural way. So nobody gets disturbed.