Water Changing Question..? Options

[t3r]

Hi guys,was juz reading up on lots of old treads and got alot more knowledge abt goldfish keeping but also at the same time some doubts on my keeping methods..Do u guys remove ya goldfish from ya main tank during water change then put them back after awhile or juz change the water with them inside???

[The Matrix]

Hi guys,was juz reading up on lots of old treads and got alot more knowledge abt goldfish keeping but also at the same time some doubts on my keeping methods..Do u guys remove ya goldfish from ya main tank during water change then put them back after awhile or juz change the water with them inside??? 

if only a small cleaning up of dirt, then just be more careful, no need to get them out. but for delicated fish, best to isolate them from the powerful suction.

if a 80%-full change, of course take out.