Not to sound evil but ....

Crocodylus

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Jul 14, 2003
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Aside from separating the pregnant females, and not having them cavort with the males, what’s the best ‘natural’ way to control the fry population in an established tank? Someone recommended a while ago buying a couple of Angels to errrr.. manage the population. My setup is as follows, have a 40G with 6 coryes, 10 neons, 6 guppies, one male platy and about 15 silver mollies. I also have a 10G with 2 very pregnant platies, 10 guppy fry, 12 mollie fry and about 5-6 platy fry (I guess the females are slowly releasing the frys) I would love to have all the big fish in the big tank and use the smaller one for a quarantine/breeder (when needed) tank.

Any recommendation would be well received. Thanks!!
 
You don't sound like you approve of 'err' a natural solution. The most common solution to too many fry is often, their parents. If angels are too aggressive for your taste, try a small barb.
good luck
:)
 
Sounds like an opportunity to me. Ever wanted a small, interesting predator, like a leaf fish? Your livebearers will fill the tanks to bursting if you don't do something.

Oops, i just read you have neons. Scrap the leaf fish, but you get the idea.
 
If you don't specifically make efforts to save the fry, the adult fish--including mom and dad--will 'do the deed' for you. No need to add anything.
 
I have to disagree about the self-correction. Previously, I had a tank overrun with sailfin mollies, even when I put a few scats in for good measure. Only way that problem was solved was when I left town and got rid of the fish. The numbers they can pump out are quite amazing. The platies I have now are fairly prolific, but are easier to keep under control.
 
Originally posted by OrionGirl
Hmmm. Guess all the live bearers I've had were less kind to their progeny.

On a side note, i bought some Otos yesterday (about an inch in size) and the moment i released them to the tank, the mollies started chasing them!! :mad: :mad: , but yet they dont touch their mom offsprings :rolleyes:
 
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