Done and done. Thank youClean water and some salt will help. Monitor for now. Remove any sharp decor.
Keep posted for any changes.
Who is beating up your FH? Seperate that fish or remove it. Or remove the fh to a qt tank.
Salt and water changes. Keep the water clean and watch for any signs off secondary infections and treat immediately if something shows before it could get worse. It doesn't look bad. Just something to watch