Not 100% sure on this one, its white spots, but I don't see any of the fuzzy stuff that usually goes with it. Please help, any advice is always appreciated.
https://www.aquariumadvice.com/forums/attachment.php?attachmentid=318411&stc=1&d=1603065962
https://www.aquariumadvice.com/forums/attachment.php?attachmentid=318412&stc=1&d=1603065962
https://www.aquariumadvice.com/forums/attachment.php?attachmentid=318411&stc=1&d=1603065962
https://www.aquariumadvice.com/forums/attachment.php?attachmentid=318412&stc=1&d=1603065962