Help With Hatching Cory Eggs

roz568

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hi can anyone give me sum tips on how u get ur cory eggs to hatch coz im having trouble getting to this stage.when eggs are being layed in putting them in a net trap with a airstone in it but after 4-5days they still are white so no good.ive watched my male and female do the t position so eggs should be ok.any tips plz.yes the net trap is in community tank,once i have a few that hatch il get another tank just for the youngsters
 
I need help with cory eggs too. My corries have just laid eggs -about 30 2mm creamy white ones stuck to the glass 3cm below the surface. Should I do daily water changes or leave it for a few days till eggs hatch as parents are being treated for fin rot? Both groups of corries are currently alone in a hospital tank being treated with EHSA 2000.

I really wasn't expecting this as I've only had them for a week and they were poorly with tatty fins and reddidsh sores when I got them so I never imagined they would breed! Have golden albino and dark grey spotted corries so I'm not sure who's responsible, Might even be a cross breed -do corries interbreed with other kinds of corries?

Really excited and can't wait for them to hatch. Baby corries would be so cool, my first egg layers fry!
 
Roz, I would try establishing a fry tank for the eggs. My first time seemed to be quite successful. My corys are on what seems to be a monthly breeding cycle. The last time the big mom started laying, I was ready. The eggs (well over 100) were collected and placed in 10 gallon fry tank about half full with water from the fish tank.

There's no gravel in the fry tank. There is a heater and an underwater sponge filter. The sponge filter keeps the water moving to prevent bacteria from forming on the eggs. The sponge filter is INSIDE a breeder net. It sounds odd with fry on the outside of the breeder net, but without this configuration, the fry would be sucked into the sponge filter and die.

On about the fifth day, over 100 hatched! I was expecting 15-20, so this is a bit overwhelming. A handful have died in the couple of weeks since hatching, but I still have nearly 100.

After the first few days, I started feeding them a mixture of algae chips and tropical fish food (nothing exotic) that I ground fine in a spice grinder. I will keep them in the fry tank for a couple of months until they are big enough to not get eaten with other fish. Not sure what I will do with most of them. I will check with local pet stores, offer them to friends, or advertise on Craig's List! I didn't want 100 extra catfish; I just wanted to see if I could breed successfully. Good luck!
 

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