Does this look like ICH?

[billsreef]

If the ich is still hanging on with no signs of reduction after a full week, that's the point I would consider switching to copper.

 

[MatthewLaw]

thanks for the help.

their appetite gives me hope so hopefully hyposalinity will work

 

[MatthewLaw]

Good news!! Almost all the white spots on the butterfly fish are gone and so are all the spots on the angel. so the hyposalinity is working. just need to monitor for the next 4 weeks!