Originally Posted by
bpro32
I have to add, filters, powerheads, and bubblers are great, but I've seen a small pond that doesn't have them with fish that have been alive for 2+ years. It is absolutely not recommended and chances are this pond is a freak of nature, but its working.
Another caveat to the story... It took them 3 tries before they actually had any of the goldfish live. And the pond almost never changes. When the water evaporates they take the hose and refill (yes, tap water) but besides that it is just lillies and stale green water..