I think he meant sit next to the tank beer in hand lolAlthough morally questionable, it does seem to be a pragmatic way to get them out compared to dropping 4-5 beer into the tank…but maybe I misunderstood.
I imagine the bacterial bloom from a beer would be quite harmful
Btw if it doesn’t work you can (even more morally questionable) starve them for a day so they are more likely to come to your hand
Cleaner shrimps aren’t that fast. Come at them from behind so they can’t dash away