discus fish

courtesy of sas_pictures_2008

Sometime ago I’ve written about Sarah’s experiment not separating the discus from the eggs and I just happened today to check what has happened to the fry.

Sure enough all the fry was eaten so if you’re trying to breed discus better keep the fish and the eggs apart as they are known to eat the fry.

There is always next time and at least they got some good quality food.

5 Responses to Discus Fry Experiment Results

  • johnarthur responded:
    I’m not a Discus expert, but it’s been said that the fry eat some of the slime coat off ma and pa, and that helps them grow up.
  • admin responded:
    I think the fish might eat the fry if the water condition is not good enough, or they feel the fry would die off anyway.
    I think professionals remove the fry, as they manage to have a better survival rate artificially, but hobbyists are better of verifying the conditions are good and leaving the fry with the parents.
  • johnarthur responded:
    Sometimes, angelfish will eat their fry and/or eggs, and sometimes it just looks that way. They hide them to keep them safe. Discus spawn in much the same way, so they may have similar tricks. However, I also think that egg eating can mean that conditions are not right or the eggs are not perfect. I once read an article that made that claim and at least partially demonstrated it.
  • Sarah responded:
    Michelle, thanks for sharing my experience.
    I recently read that you should leave a light on in the tank if you have discus fry, because if you turn the lights off the fry will scatter, and then the parents will eat the fry.
    This is also the first spawn we’ve had where the fry hatched, and sometimes it takes a few times for the fish to get it right.
    Jonarthur part of the reason I left the parents in with the fry was so that they could eat off of their parents.
    After the fry were eaten I looked into it, and some people were taking the parents away from the fry, and feeding the fry baby brine shrimp, and not having any trouble with it.
    I’d always heard that you had to artificially recreate the parents slime if you took the parents away to early, and I was scared to do that, but now it looks like you don’t have to do that.
    I’m not sure what I’ll do with the fry the next time - ideally I could pull some fry and leave some with the parents, but I’m scared the parents would start eating the fry when we tried to net some of the fry, or that they’d eat the fry that were left behind.
  • littleman responded:
    in my experiance… I’ve always had better luck separating the fry and the parents and then trying to suppliment the nutrients with frozen foods (mostly the baby brine shrimp), there is also a prepared food, its basicly a flake formulated for fry. I dont pretend to be an expert on breeding but thats ive ever done.

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