All my mushrooms are dying!?

[Ahbaloch]

all my mushrooms are turning light colors and dying,

Has anyone had this?

First i thought I was only loosing shrooms thay I was fragging, maybe I fragged them wrong.

But now This is my Momma OG,

What is going on??

Help please

Cal 440
Mag 1250
8.0

Nitrate 5ppm
Phosphate is .1 i know i a bit high

Nothing is out of the world, my phosphate has always been high

 

[Starblenny]

What's the salinity of your tank? Is your refractometer properly calibrated?

 

[Ahbaloch]

What's the salinity of your tank? Is your refractometer properly calibrated?

1.23

 

[JohnMzreef]

overskimming?

 

[Jordan Kutun]

Maybe too intense light?