Methylene blue treatment, but suggest as a dip rather than in tank which would potentially kill off good nitrifying bacteria.
Dip the effected fish in a bucket of tank water mixed with correct dosage for volume.
Alternatively a bare heated quarantine tank with it in just for the effected fish.
Watch as mb will also stain silicon
Dip the effected fish in a bucket of tank water mixed with correct dosage for volume.
Alternatively a bare heated quarantine tank with it in just for the effected fish.
Watch as mb will also stain silicon