Help urgent

[k2-]

My majestic carpet is getting worse - it was perfectly fine and happy just 2 nights ago and all of a sudden deteriorated very quickly - 20% water change yesterday but still no avail - no change in aquarium and all the vitals are perfectly balanced and everything. Around it is all good and growing

 

[Dread Pirate Dave]

That doesn't look good. Bumping this up!