baby goldfish in outdoor pond, what do i do?

cutie_monster

big cutie monster
Sep 14, 2006
159
0
0
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tazewell, TN
Real Name
brandy
i have an outdoor mud bottom pond (25X20X5) approx 18,750 gallons planted with irises, lily pads, reeds, & parrots feather. last summer, we started off with 25 feeder gf & 5 baby koi. But yesterday when i went down there to feed & check on them, i saw a small school of what can only be baby goldfish. they are about 1" and dark gray in color. i read online that they can reproduce like crazy, but i never thought this quickly! all of the gf i can see have grown from feeder size to 3-5" in length (haven't seen the koi). i didn't feed them at all last yr, but i thought i would start feeding them now that they're bigger. my question is: will the pond get overcrowded with droves of new baby gf being born all the time? or will nature take care of the overpopulation problem? i've heard that gf eat their fry & eggs, plus the random heron or raccoon occasionally will thin them out as well. should i do anything, or leave it as is? i'm really only attatched to the 2 fantails (surprised they survived the winter!), so if a few get eaten...circle of life, if ya know what i mean. i would prefer that the pond be as low maintenance as possible. but i also don't want to run into any unforeseen space issues later on (free goldfish to good home anyone?, lol) thank you in advance for any suggestions. brandy
 
*EDIT* oops, i should clarify the feeder gf & baby koi were put in the pond at the same time (june 2012), and the 2 fantails were aquarium fish that i added to the pond last summer about a month after the feeder gf & koi.
 
Get a peaceful predator too small to swallow an adult Goldfish. I've found a Yellow Perch does nicely. Some people use Channel Catfish but a big Channel can eat a pretty big Goldfish.
 
Depending on the location, your local predators will probably take care of the overpopulation problem for you. Sadly, my brother lost an entire pond of koi fingerlings this way. Unfortunately predators like herons will not distinguish among your fantails and commons. If you are really attached to the fantails, you might consider moving them indoors. Good luck! It's so much fun to watch goldfish fry develop.
 
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