Transporting Fry

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catfishkid

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Sep 13, 2013
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so i am delivering 4 of my mollies fry to my old science teacher tomorrow morning. since i won't have time to catch them tomorrow, i have caught them now and placed them in a makeshift tank

image-1293640945.jpg

I plopped an airstone in there for the night and I hope that will be sufficient for about 10-11 hours while I sleep. And then I'll be carrying them to school and settled them into a nice filtered tank.

Will this affect them badly? Because if it is NOT a good idea then I'll isolate them in the breeder box that is already settled in the tank for the night, and then move them into the transportation "tank" in the morning.

(already moved the pregnant mother out seeing as she was not close to giving birth)
 
if possible set that container in the main tank to keep the heat steady all night. other than that your ok
 
The usual way to transport fish is in a bag with plenty of air. Double bag if there is any risk of leakage, and a bit of tape on the corners prevents fish getting stuck in bag corners.

Air is more important than the amount of water in a small enclosed volume. They'll do fine in a bag with enough air over their water. Air pumps are great for pumping in air, don't use your own breath, it's lost too much oxygen by the time you're done with it. Blow up the bag like a balloon, twist the top tight and fasten snugly with rubber bands.

75% air to 25% water, and the water only needs to be deep enough that it can cover the fish well when the bag is lying on it's side. If it's cold out, place in an insulated container for transport.

Then float the bag to equalize temps in the new tank. Poke a few holes in the bag and allow the new water to mingle with the bag water for about twenty minutes, then let them go. Should be fine and dandy.

edit.. just fyi, people take fish to shows all the time, and they spend up to 24 hours or more in bags or very small containers. So long as there is air to allow for gas exchange, you're good. The other thing is that if they will be in the bag more than an hour or two, you should not feed them for a day before you bag them, so they won't poop, which adds ammonia, which you don't want. One or even two days of not eating does no harm.
 
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