WC in filterless tank

[lado]

Had pair laid eags.They hatched this morning.IT hapend in community tank so I've sectioned off about 20gal with nothing else but fry and parents.For last couple of days ,fed parents once per day to lower polution .Need advice on WC any Ideas welcome.

[AADiscus]

I would continue like you normally would just be very careful in the area where the parents and fry are at. What did you use to screen off that section of the tank? Good luck and keep us posted.

[Carol_Roberts]

I'd continue with normal water changes too.

[lado]

Yes , Im trying to be very carefull .I dont even go near parents ,just stick hose on surface to get some water out.There is 25 wigglers or so rest of eags was fungesized.Ive used two pieces of plexy shaped like L.