If you dump multiple days worth of copepods in, the mandarin won't eat them all the first day and run out. They can only eat so much in a day. The copepods, of course, won't die or lose nutrition from being added early.
You can also gain some time by stuffing him with newly-hatched (not gut-loaded! they're far more nutritious when fed fresh than if you wait to feed them) BBS, so he won't be eating pods for a little while.
You can also gain some time by stuffing him with newly-hatched (not gut-loaded! they're far more nutritious when fed fresh than if you wait to feed them) BBS, so he won't be eating pods for a little while.

