I have a 6" featherfin Cat AKA { Synodontis Eupterus } AKA Network Syno. I have a 135g with All African Cichilds about 6 of them and i just added them about a week ago. i also have 2 6" Featherfin Catfish. With in 2 days of adding the African's my featherfins have some Ich and Green Slime on there ...