I have a l134 with a pinky discolouration behind his eye down to his mouth . There is also a lump next to his mouth were the pinky white skin is .all readings are zero nitrate is at .20 it's bin there for a month now his eating fine acting normal but I'm still worried as it's not goin away . Iv use melafix with no success and now I'm onto water life myaxin . Any help would be great I'm doin water changes every 3 days at 30% cheers ..... Tank mates are juvi calico long fins and pepp juvis with ehime 1000 lt canister in a 3 foot tank .