as in the title,, i know he has an illness but i cant remember the name. he has 3 white spots on his forhead. what is it? he is in a 120ltr, do i treat the whole tank or do i move him to my 38ltr and treat him in there. ? i have 2 shrimps and snails in my 38ltr i take it it wont matter if they are in there when he gets doesed. what medication should i get? i just cant remember the name of the illness! thanks.

